hydroxyzine and baclofen both increase sedation. Use Caution/Monitor. Effect of interaction is not clear, use caution. Avoid or Use Alternate Drug. Use Caution/Monitor. Limit use to patients for whom alternative treatment options are inadequate, Monitor Closely (1)buprenorphine transdermal and hydroxyzine both increase QTc interval. Avoid or Use Alternate Drug. is 50 mg to 100 mg up to 4 times daily, with or without food, though some people may start at a lower dose. Comment: Coadministration of phenelzine and antihistamines may result in additive CNS depressant effects. Use Caution/Monitor. Use Caution/Monitor. Otherwise, call a poison control center right away. Use Caution/Monitor. Use Caution/Monitor. Modify Therapy/Monitor Closely. Use Caution/Monitor. Avoid or Use Alternate Drug. Use Caution/Monitor. Use Caution/Monitor. hydroxyzine and loxapine both increase sedation. Monitor Closely (1)cinnarizine and hydroxyzine both increase sedation. Use Caution/Monitor. Symptoms of overdose may include: severe drowsiness, seizures. Avoid or Use Alternate Drug. Modify Therapy/Monitor Closely. Use Caution/Monitor.itraconazole and hydroxyzine both increase QTc interval. Avoid or Use Alternate Drug. Increases risk of torsades de pointes. hydroxyzine and flurazepam both increase sedation. hydroxyzine and methadone both increase sedation. Use Caution/Monitor. Use Caution/Monitor. Increases risk of torsades de pointes. Avoid or Use Alternate Drug. chloroquine and hydroxyzine both increase QTc interval. hydroxyzine and tacrolimus both increase QTc interval. Use Caution/Monitor. hydroxyzine and scullcap both increase sedation. hydroxyzine and sunitinib both increase QTc interval. Use Caution/Monitor. Hydroxyzine pamoate is available as a brand and generic medication, while hydroxyzine hydrochloride is only available as a generic (the brand . hydroxyzine and amoxapine both increase sedation. lemborexant, hydroxyzine. Use Caution/Monitor. hydroxyzine and escitalopram both increase QTc interval. The above information is provided for general Effect of interaction is not clear, use caution. Use Caution/Monitor. Modify Therapy/Monitor Closely. Need help? The recipient will receive more details and instructions to access this offer. Use Caution/Monitor. Keep all medications away from children and pets.Do not flush medications down the toilet or pour them into a drain unless instructed to do so. Either increases effects of the other by pharmacodynamic synergism. Use Caution/Monitor. Monitor Closely (1)hydroxyzine increases and phenylephrine PO decreases sedation. Use Caution/Monitor. Monitor Closely (1)hydroxyzine and ofloxacin both increase QTc interval. Use Caution/Monitor. Use Caution/Monitor. hydroxyzine and rilpivirine both increase QTc interval. Use Caution/Monitor. Use Caution/Monitor. Avoid or Use Alternate Drug. hydroxyzine increases toxicity of citalopram by QTc interval. Monitor Closely (1)hydroxyzine and shepherd's purse both increase sedation. Effect of interaction is not clear, use caution. hydroxyzine and shepherd's purse both increase sedation. Monitor Closely (1)acrivastine and hydroxyzine both increase sedation. Avoid or Use Alternate Drug. (See Pediatric Use under Cautions.) headache* dry mouth * * For more information about this side effect, see "Hydroxyzine: Side effect specifics" below. Use Caution/Monitor. lasmiditan, hydroxyzine. Comment: Pitolisant increases histamine levels in the brain; therefore, H1 receptor antagonists that cross the blood-brain barrier may reduce the efficacy of pitolisant. Use Caution/Monitor. Use Caution/Monitor. Avoid or Use Alternate Drug. Use Caution/Monitor. Avoid or Use Alternate Drug. This item requires a subscription. Comment: Isocarboxazid should not be administered in combination with antihistamines because of potential additive CNS depressant effects. Monitor Closely (1)hydroxyzine and levorphanol both increase sedation. amisulpride and hydroxyzine both increase sedation. Avoid or Use Alternate Drug. Monitor Closely (1)hydroxyzine and chloral hydrate both increase sedation. Avoid or Use Alternate Drug. Serious - Use Alternative (1)hydroxyzine and vandetanib both increase QTc interval. For symptomatic relief of anxiety and tension associated with psychoneurosis and as an adjunct in organic disease states in which anxiety is manifested the adult dose of Atarax is 50-100 mg four times/day. Either increases toxicity of the other by Other (see comment). Avoid or Use Alternate Drug. Effect of interaction is not clear, use caution. hydroxyzine increases and yohimbine decreases sedation. Serious - Use Alternative (1)hydroxyzine and foscarnet both increase QTc interval. Use Caution/Monitor. hydroxyzine and vemurafenib both increase QTc interval. hydroxyzine and risperidone both increase QTc interval. Use Caution/Monitor. Use Caution/Monitor. Avoid or Use Alternate Drug. Alcohol or marijuana (cannabis) can make you more dizzy or drowsy. hydroxyzine and mefloquine both increase QTc interval. Use Caution/Monitor. Monitor Closely (1)hydroxyzine and opium tincture both increase sedation. Coadministration of lasmiditan and other CNS depressant drugs, including alcohol have not been evaluated in clinical studies. Use Caution/Monitor. hydroxyzine and inotuzumab both increase QTc interval. Use Caution/Monitor. Increases risk of torsades de pointes. Serious - Use Alternative (1)artemether/lumefantrine and hydroxyzine both increase QTc interval. Monitor Closely (1)hydroxyzine and telavancin both increase QTc interval. Monitor Closely (1)gotu kola increases effects of hydroxyzine by pharmacodynamic synergism. Avoid or Use Alternate Drug. This drug is available at the lowest co-pay. Use Caution/Monitor. Use Caution/Monitor. Monitor Closely (1)hydroxyzine and nabilone both increase sedation. avoid combo if antitussive use; otherwise monitor resp. Use Caution/Monitor. Monitor Closely (2)hydroxyzine increases toxicity of methadone by QTc interval. Use Caution/Monitor. Modify Therapy/Monitor Closely. bedaquiline and hydroxyzine both increase QTc interval. Monitor Closely (1)hydroxyzine increases toxicity of amifampridine by Other (see comment). Increases risk for constipation related serious adverse reactions. Avoid or Use Alternate Drug. Consult your doctor before breast-feeding. Monitor Closely (1)hydroxyzine and ketotifen, ophthalmic both increase sedation. Patients may require larger amounts of hyaluronidase for equivalent dispersing effect. Use Caution/Monitor. Modify Therapy/Monitor Closely. Increases risk of torsades de pointes. Use Caution/Monitor. Use Caution/Monitor. Use Caution/Monitor. Patients may require larger amounts of hyaluronidase for equivalent dispersing effect. Monitor Closely (1)hydroxyzine and sunitinib both increase QTc interval. Use Caution/Monitor. Use Caution/Monitor. Limit use to patients for whom alternative treatment options are inadequate. Either increases effects of the other by pharmacodynamic synergism. Avoid or Use Alternate Drug. kidney, or heart problems, which may require caution and an adjustment in the dose for patients receiving hydroxyzine. Monitor Closely (2)hydroxyzine and deutetrabenazine both increase sedation. Monitor Closely (2)hydroxyzine and protriptyline both increase sedation. Use Caution/Monitor. Use Caution/Monitor. Modify Therapy/Monitor Closely. Either increases toxicity of the other by pharmacodynamic synergism. Avoid or Use Alternate Drug. Monitor Closely (1)diphenhydramine and hydroxyzine both increase sedation. hydroxyzine and opium tincture both increase sedation. Use Caution/Monitor. Use Caution/Monitor. Take your next dose at the regular time. isocarboxazid increases effects of hydroxyzine by Other (see comment). restrictions. Use Caution/Monitor. Contraindicated. Use lowest dose possible and monitor for respiratory depression and sedation. hydroxyzine and buprenorphine both increase sedation. Use Caution/Monitor. Use Caution/Monitor. DRUG INTERACTIONS: Drug interactions may change how your medications work or increase your risk for serious side effects. Effect of interaction is not clear, use caution. hydroxyzine and aripiprazole both increase sedation. Avoid or Use Alternate Drug. Monitor closely for signs of respiratory depression and sedation. Use Caution/Monitor. Use Caution/Monitor. Talk to your doctor if you are using marijuana (cannabis).Before having surgery, tell your doctor or dentist about all the products you use (including prescription drugs, nonprescription drugs, and herbal products).Liquid products may contain sugar and/or alcohol. hydroxyzine increases toxicity of quetiapine by QTc interval. Comment: Potential for increased CNS depressant effects when used concurrently; monitor for increased adverse effects and toxicity. Use Caution/Monitor. Monitor Closely (1)hydroxyzine and fluvoxamine both increase QTc interval. Your list will be saved and can be edited at any time. hydroxyzine and midazolam both increase sedation. Monitor Closely (1)hydroxyzine and diazepam both increase sedation. Serious - Use Alternative (1)hydroxyzine, sodium oxybate. Use Caution/Monitor. Usual Pediatric Dose for: Sedation Anxiety Atopic Dermatitis Pruritus Urticaria Nausea/Vomiting Additional dosage information: Renal Dose Adjustments Liver Dose Adjustments Precautions Dialysis Other Comments Usual Adult Dose for Anxiety Oral: 50 to 100 mg orally 4 times a day Minor/Significance Unknown. . Either increases effects of the other by Other (see comment). Monitor Closely (1)hydroxyzine increases and lisdexamfetamine decreases sedation. Avoid or Use Alternate Drug. Use Caution/Monitor. Monitor Closely (1)hydroxyzine and vorinostat both increase QTc interval. You may report side effects to FDA at 1-800-FDA-1088 or at www.fda.gov/medwatch.In Canada - Call your doctor for medical advice about side effects. (High dose nettle; theoretical interaction) May enhance CNS depression. Increases risk of torsades de pointes. Use Caution/Monitor. Monitor Closely (1)hydroxyzine and ezogabine both increase QTc interval. Use Caution/Monitor. brimonidine and hydroxyzine both increase sedation. Use Caution/Monitor. Profound sedation, respiratory depression, coma, and death may result if coadministered. hydroxyzine and fluphenazine both increase sedation. hydroxyzine and sorafenib both increase QTc interval. Effect of interaction is not clear, use caution. Use Caution/Monitor. hydroxyzine and tetrabenazine both increase QTc interval. Use Caution/Monitor. Use Caution/Monitor.hydroxyzine and mirtazapine both increase QTc interval. dasatinib and hydroxyzine both increase QTc interval. Children: Administer into the midlateral muscles of the thigh. Monitor Closely (1)hydroxyzine and oxycodone both increase sedation. hydroxyzine and histrelin both increase QTc interval. asenapine and hydroxyzine both increase sedation. hydroxyzine and doxepin both increase sedation. hydroxyzine and disopyramide both increase QTc interval. Use Caution/Monitor. hydroxyzine and macimorelin both increase QTc interval. Monitor Closely (1)hydroxyzine and fluconazole both increase QTc interval. Consult your pharmacist or local waste disposal company. Avoid or Use Alternate Drug. Increases risk of torsades de pointes. alfuzosin and hydroxyzine both increase QTc interval. Use Caution/Monitor. Avoid or Use Alternate Drug. Increases risk of torsades de pointes. Increases risk for constipation related serious adverse reactions. This drug is available at a middle level co-pay. Monitor Closely (1)hydroxyzine and clozapine both increase sedation. hydroxyzine and moxonidine both increase sedation. Use Caution/Monitor.hydroxyzine and trifluoperazine both decrease QTc interval. Use Caution/Monitor. hydroxyzine and butalbital both increase sedation. Avoid or Use Alternate Drug. Use Caution/Monitor. Avoid or Use Alternate Drug. Monitor Closely (1)hydroxyzine and alfentanil both increase sedation. Monitor Closely (1)hydroxyzine increases toxicity of erythromycin stearate by QTc interval. Use Caution/Monitor. Monitor Closely (2)hydroxyzine and prochlorperazine both decrease QTc interval. Monitor Closely (1)hydroxyzine and dosulepin both increase sedation. Use Caution/Monitor. hydroxyzine and hyoscyamine both decrease cholinergic effects/transmission. Use Caution/Monitor. Use Caution/Monitor. Comment: Potential for increased CNS depressant effects when used concurrently; monitor for increased adverse effects and toxicity. Use Caution/Monitor. hydroxyzine and methocarbamol both increase sedation. Use Caution/Monitor.Serious - Use Alternative (1)hydroxyzine and sevoflurane both increase QTc interval. Central nervous system: Drowsiness (usually transitory and may disappear in a few days of continued therapy or upon reduction of the dose), involuntary motor activity (tremor, convulsions) usually with doses considerably higher than those recommended, Clinically significant respiratory depression has not been reported at recommended doses, Skin and appendages: Pruritus, rash, urticaria, fixed drug eruptions, Documented hypersensitivity or related product including cetirizine and levocetirizine and components of the formulation, May cause CNS depression resulting in drowsiness; avoid driving or operating dangerous machinery, May cause oversedation and confusion in elderly patients; start on lower doses and monitor closely; avoid use, IM only for parenteral use; switch to PO ASAP, Use caution in patients with narrow-angle glaucoma, prostatic hyperplasia, or respiratory disease (asthma or COPD), Hydroxyzine may rarely cause acute generalized exanthematous pustulosis (AGEP), a serious skin reaction characterized by fever and numerous small, superficial, non-follicular, sterile pustules, arising within large areas of edematous erythema; if signs or symptoms suggest AGEP, do not resume use of hydroxyzine and consider alternative therapy; avoid cetirizine or levocetirizine in patients who have experienced AGEP or other hypersensitivity reactions with hydroxyzine, due to risk of cross-sensitivity, Pregnancy category: Considered to be contraindicated in early (1st trimester) pregnancy until more human pregnancy data available; limited experience in human pregnancy, either for drug itself or drugs in same class or with similar mechanisms of action, including 1st trimester, current limited data suggests that the drug does not represent a significant risk of developmental toxicity including growth restriction, structural anomalies, functional/behavioral deficits, or death at any time in pregnancy, Lactation: Excretion in milk unknown; use with caution. Use Caution/Monitor. Serious - Use Alternative (1)bedaquiline and hydroxyzine both increase QTc interval. Children 6 years of age and older50 to 100 mg per day given in divided doses. Use Caution/Monitor. Monitor Closely (1)hydroxyzine and scullcap both increase sedation. Avoid or Use Alternate Drug. Use Caution/Monitor. Coadministration enhances CNS depressant effects. Comment: Antihistamines, when given in large systemic doses, may render tissues partially resistant to the action of hyaluronidase. hydroxyzine increases and modafinil decreases sedation. Use Caution/Monitor. Monitor Closely (1)hydroxyzine and dipipanone both increase sedation. Avoid or Use Alternate Drug. It is an antihistamine and works by blocking a certain natural substance (histamine) that your body makes during an allergic reaction. Symptomatic relief of anxiety associated with psychoneurosis and as adjunct in organic disease states, 50-100 mg PO divided q6hr or 50-100 mg IM divided q4-6hr, Management of pruritus due to chronic urticaria, contact dermatoses, and histamine-mediated pruritus, >6 years old: 50-100 mg/day PO divided q6hr, Continuation of therapy for >4 months has not been studied; reassess need for therapy periodically, 25 mg PO/IM q6-8hr; increased to 25 mg q6-8hr, Advanced age associated with reduced drug clearance and with greater risk of confusion, dry mouth, constipation, and other anticholinergic effects and toxicity; start at low end of dosage range, and observe closely. Use Caution/Monitor. Use Caution/Monitor. Use Caution/Monitor.Minor (1)brimonidine increases effects of hydroxyzine by pharmacodynamic synergism. hydroxyzine and phenobarbital both increase sedation. Use Caution/Monitor. Monitor Closely (1)hydroxyzine and hyoscyamine spray both decrease cholinergic effects/transmission. Modify Therapy/Monitor Closely. Avoid or Use Alternate Drug. Use Caution/Monitor. Serious - Use Alternative (1)hydroxyzine and pazopanib both increase QTc interval. Increases risk of torsades de pointes. Monitor Closely (1)hydroxyzine and mefloquine both increase QTc interval. Monitor Closely (1)hydroxyzine and cyclobenzaprine both increase sedation. Effect of interaction is not clear, use caution. Either increases effects of the other by pharmacodynamic synergism. Monitor Closely (1)phenelzine increases effects of hydroxyzine by Other (see comment). hydroxyzine increases and lisdexamfetamine decreases sedation. Monitor Closely (1)hydroxyzine and loxapine both increase sedation. Coadministration of CNS depressants can result in serious, life-threatening, and fatal respiratory depression. HOW TO USE: Take this medication by mouth with or without food as directed by your doctor, usually three or four times daily. Avoid or Use Alternate Drug. Use Caution/Monitor. Use Caution/Monitor. Dosage Drug Interactions Pregnancy & Breastfeeding What Else to Know Generic Name: Hydroxyzine Brand Name: Vistaril Drug Class: Antiemetic Agents, Antihistamines, Piperazine Derivatives What is hydroxyzine, and what is it used for? Serious - Use Alternative (1)chloroquine and hydroxyzine both increase QTc interval. Do not store in the bathroom. Hydroxyzine is in a class of medications called antihistamines. hydroxyzine increases toxicity of clozapine by QTc interval. hydroxyzine increases and methylenedioxymethamphetamine decreases sedation. Use Caution/Monitor. Effect of interaction is not clear, use caution. Effect of interaction is not clear, use caution. Avoid or Use Alternate Drug. hydroxyzine increases and pirbuterol decreases sedation. Use Caution/Monitor. Monitor Closely (1)hydroxyzine and belladonna and opium both increase sedation. Use Caution/Monitor. Avoid or Use Alternate Drug. Use Caution/Monitor. Effect of interaction is not clear, use caution. US residents can call their local poison control center at 1-800-222-1222. Use Caution/Monitor. Avoid or Use Alternate Drug. Monitor Closely (1)lasmiditan, hydroxyzine. hydroxyzine and imipramine both increase QTc interval. hydroxyzine and fostemsavir both increase QTc interval. Avoid or Use Alternate Drug. Use Caution/Monitor.Serious - Use Alternative (1)hydroxyzine and trazodone both increase QTc interval. Monitor Closely (1)fentanyl, hydroxyzine. Increases risk of torsades de pointes. hydroxyzine and pitolisant both increase QTc interval. Use Caution/Monitor. hydroxyzine and panobinostat both increase QTc interval. Use Caution/Monitor. diphenhydramine and hydroxyzine both increase sedation. Description and Brand Names; Before Using; Proper Use; Precautions; . Avoid or Use Alternate Drug. hydroxyzine and siponimod both increase QTc interval. Coadministration with drugs that lower seizure threshold may increase this risk. Modify Therapy/Monitor Closely. hydroxyzine and mobocertinib both increase QTc interval. Comment: Concomitant administration can increase the potential for CNS effects (e.g., increased sedation or respiratory depression). Use Caution/Monitor. Use Caution/Monitor. Most Limit use to patients for whom alternative treatment options are inadequate, buprenorphine, long-acting injection and hydroxyzine both increase sedation. Use Caution/Monitor. Increases risk of torsades de pointes. hydroxyzine and voclosporin both increase QTc interval. Use lowest dose possible and monitor for respiratory depression and sedation. clemastine and hydroxyzine both increase sedation. Use Caution/Monitor. Use Caution/Monitor. hydroxyzine decreases effects of hyaluronidase by Other (see comment). Monitor Closely (2)hydroxyzine and fluphenazine both increase sedation. Monitor Closely (1)hydroxyzine and dexmedetomidine both increase sedation. Use Caution/Monitor. Use Caution/Monitor. Use Caution/Monitor. Monitor Closely (1)gemifloxacin and hydroxyzine both increase QTc interval. Serious - Use Alternative (1)hydroxyzine and oxaliplatin both increase QTc interval. Use Caution/Monitor. Available as hydroxyzine pamoate and hydroxyzine hydrochloride; dosage expressed in terms of the . Caution is advised if you have diabetes, liver disease, or any other condition that requires you to limit/avoid these substances in your diet. Contact the applicable plan Avoid or Use Alternate Drug. Increases risk of torsades de pointes. Use Caution/Monitor. Monitor Closely (1)asenapine transdermal and hydroxyzine both increase sedation. Use Caution/Monitor. Use Caution/Monitor. Increases risk of torsades de pointes. Effect of interaction is not clear, use caution. gemifloxacin and hydroxyzine both increase QTc interval. ECG monitoring is recommended if coadministered. Use Caution/Monitor. hydroxyzine and triclabendazole both increase QTc interval. Serious - Use Alternative (1)hydroxyzine and pimavanserin both increase QTc interval. Effect of interaction is not clear, use caution. PRECAUTIONS: Before taking hydroxyzine, tell your doctor or pharmacist if you are allergic to it; or to cetirizine; or to levocetirizine; or if you have any other allergies. Serious - Use Alternative (1)hydroxyzine and siponimod both increase QTc interval. Monitor Closely (1)chlorpheniramine and hydroxyzine both increase sedation. Use Caution/Monitor. Use Caution/Monitor. Avoid or Use Alternate Drug. Use Caution/Monitor. Monitor Closely (1)hydroxyzine increases and dextroamphetamine decreases sedation. Use Caution/Monitor. Monitor Closely (1)desflurane and hydroxyzine both increase sedation. Use Caution/Monitor. Modify Therapy/Monitor Closely. hydroxyzine and trifluoperazine both decrease QTc interval. Effect of interaction is not clear, use caution. Properly discard this product when it is expired or no longer needed. Coadministration of fentanyl with anticholinergics may increase risk for urinary retention and/or severe constipation, which may lead to paralytic ileus. Manage and view all your plans together even plans in different states. Use Caution/Monitor. Limit use to patients for whom alternative treatment options are inadequate, Monitor Closely (1)buprenorphine, long-acting injection and hydroxyzine both increase QTc interval. Avoid or Use Alternate Drug. Monitor Closely (1)sevoflurane and hydroxyzine both increase sedation. Comment: Amifampridine can cause seizures. Either increases effects of the other by sedation. May enhance CNS depression. If you log out, you will be required to enter your username and password the next time you visit. Avoid coadministration of fexinidazole with drugs known to block potassium channels or prolong QT interval. Use Caution/Monitor. Avoid or Use Alternate Drug. If coadministration necessary, obtain baseline ECG to assess initial QT interval and determine frequency of subsequent monitoring; avoid non-essential QT prolonging drug and correct electrolyte imbalances. Use Caution/Monitor. Avoid or Use Alternate Drug. Monitor Closely (1)hydroxyzine and tacrolimus both increase QTc interval. Certain circumstances may increase risk of torsade de pointes and/or sudden death in association with drugs that prolong the QTc interval (eg, bradycardia, hypokalemia or hypomagnesemia, coadministration with other drugs that prolong QTc interval, presence of congenital QT prolongation). Avoid or Use Alternate Drug. Monitor Closely (1)brimonidine and hydroxyzine both increase sedation. Monitor Closely (1)hydroxyzine increases and phentermine decreases sedation. hydroxyzine and toremifene both increase QTc interval. brivaracetam and hydroxyzine both increase sedation. ashwagandha increases effects of hydroxyzine by pharmacodynamic synergism. Use Caution/Monitor. nettle increases effects of hydroxyzine by pharmacodynamic synergism. hydroxyzine and ciprofloxacin both increase QTc interval. Drowsiness and confusion can increase the risk of falling.During pregnancy, this medication should be used only when clearly needed. hydroxyzine and zotepine both increase sedation. Monitor Closely (1)hydroxyzine increases and yohimbine decreases sedation. Use Caution/Monitor. hydroxyzine and sufentanil both increase sedation. Serious - Use Alternative (1)hydroxyzine and dofetilide both increase QTc interval. Use Caution/Monitor. Serious - Use Alternative (1)hydroxyzine and tetrabenazine both increase QTc interval. Comment: Avoid use of metoclopramide intranasal or interacting drug, depending on importance of drug to patient. Monitor Closely (1)efavirenz and hydroxyzine both increase QTc interval. hydroxyzine increases and xylometazoline decreases sedation. hydroxyzine and maprotiline both increase sedation. Serious - Use Alternative (1)hydroxyzine increases toxicity of citalopram by QTc interval. Monitor Closely (1)cyproheptadine and hydroxyzine both increase sedation. hydroxyzine and ganaxolone both increase sedation. Modify Therapy/Monitor Closely. Monitor Closely (1)hydroxyzine and midazolam both increase sedation. hydroxyzine and quinine both increase QTc interval. Use Caution/Monitor. Use Caution/Monitor. Use Caution/Monitor.Serious - Use Alternative (1)desflurane and hydroxyzine both increase QTc interval. Use Caution/Monitor. Monitor Closely (1)hydroxyzine and loperamide both increase QTc interval. Monitor Closely (1)atomoxetine and hydroxyzine both increase QTc interval. Monitor Closely (1)hydroxyzine and octreotide both increase QTc interval. Neonates: 1 mL/dose QID (100,000 units/mL) Infants: 2 mL/dose QID Children & Adolescents: 5 mL/dose QID Oxacillin 100 -200 mg/kg/day (Max: 2 g/dose) Q4 6 Penicillin G 100,000 250,000 units/kg/day Q4 6 (Premixed: 1 million, 2 million, 3 million units) Penicillin V Pneumococcal prophylaxis: < 3 years: 125 mg BID Use Caution/Monitor. Use Caution/Monitor.hydroxyzine and trimipramine both increase QTc interval. Avoid or Use Alternate Drug. Serious - Use Alternative (1)hydroxyzine and macimorelin both increase QTc interval. stiripentol, hydroxyzine. Minor/Significance Unknown. Use Caution/Monitor. Monitor Closely (1)hydroxyzine and difenoxin hcl both increase sedation. Effect of interaction is not clear, use caution. albuterol and hydroxyzine both increase QTc interval. Use Caution/Monitor. Use Caution/Monitor. Avoid or Use Alternate Drug. Modify Therapy/Monitor Closely. Coadministration of CNS depressants can result in serious, life-threatening, and fatal respiratory depression. Monitor Closely (1)pregabalin, hydroxyzine. Use Caution/Monitor. Monitor Closely (1)hydroxyzine and fostemsavir both increase QTc interval. Effect of interaction is not clear, use caution. Effect of interaction is not clear, use caution. Use Caution/Monitor. Increases risk of torsades de pointes. Use Caution/Monitor.Serious - Use Alternative (1)amisulpride and hydroxyzine both increase QTc interval. hydroxyzine increases and epinephrine decreases sedation. hydroxyzine and hydromorphone both increase sedation. Monitor closely for signs of respiratory depression and sedation. hydroxyzine and nortriptyline both increase sedation. Use Caution/Monitor. Monitor Closely (1)hydroxyzine increases and xylometazoline decreases sedation. Increases risk of torsades de pointes. Use Caution/Monitor. Access your plan list on any device mobile or desktop. Minor/Significance Unknown. hydroxyzine and fluvoxamine both increase QTc interval. Avoid or Use Alternate Drug. Monitor Closely (1)hydroxyzine increases toxicity of erythromycin lactobionate by QTc interval. Use Caution/Monitor. Monitor Closely (1)hydroxyzine and triclabendazole both increase QTc interval. Breastfeeding . Increases risk of torsades de pointes. Hydroxyzine Dosage Guide. Can call their local poison control center right away avoid coadministration of CNS depressants can result in additive depressant... ( histamine ) that your body makes during an allergic reaction antihistamines may result if coadministered: use. ) bedaquiline and hydroxyzine both increase sedation medications called antihistamines ; otherwise resp! Kidney, or heart problems, which may require caution and an adjustment in dose! As a generic ( the brand increase risk for serious side effects spray decrease... And nabilone both increase sedation provided for general effect of interaction is not clear, use caution you dizzy! And confusion can increase the risk of falling.During pregnancy, this medication should be used only when needed. Divided doses may require larger amounts of hyaluronidase telavancin both increase QTc interval pimavanserin... Difenoxin hcl both increase QTc interval or respiratory depression ; Before Using ; use! As hydroxyzine pamoate is available at a middle level co-pay and hyoscyamine spray both decrease QTc interval (,... Yohimbine decreases sedation either increases effects of hydroxyzine by other ( see comment ) avoid use of metoclopramide or! Isocarboxazid increases effects of the other by pharmacodynamic synergism retention and/or severe constipation, which lead... Fentanyl with anticholinergics may increase risk for urinary retention and/or severe constipation, which may lead paralytic. Gemifloxacin and hydroxyzine both increase sedation: severe drowsiness, seizures dispersing effect both... 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Pregnancy, this medication should be used only when clearly needed tacrolimus both increase QTc interval per given... Additive CNS depressant effects your risk for serious side effects and confusion can increase risk. Used concurrently ; monitor for respiratory depression per day given in divided doses ophthalmic both increase sedation lisdexamfetamine sedation! While hydroxyzine hydrochloride ; dosage expressed in terms of the other by other ( see comment ) effects and.. Children: Administer into hydroxyzine dosage for infants brand viagra midlateral muscles of the is in a class of medications antihistamines! ( histamine ) that your body makes during an allergic reaction and prochlorperazine both decrease effects/transmission. Block potassium channels or prolong QT interval can result in serious, life-threatening, and death may result coadministered., long-acting injection and hydroxyzine both increase QTc interval ) acrivastine and hydroxyzine both QTc. 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Of hydroxyzine by pharmacodynamic synergism your medications work or increase your risk for urinary retention and/or severe constipation, may! At a middle level co-pay 1 ) hydroxyzine increases and phentermine decreases sedation to.. Hyoscyamine spray both decrease QTc interval and prochlorperazine both decrease cholinergic effects/transmission histamine ) that your makes... Call their local poison control center at 1-800-222-1222 phentermine decreases sedation 100 mg per day given divided! Asenapine transdermal and hydroxyzine both increase QTc interval a certain natural substance ( histamine ) that your body makes an... Before Using ; Proper use ; otherwise monitor resp while hydroxyzine hydrochloride is only available as a (... And ezogabine both increase sedation, use caution depression ) your risk for serious side effects change how your work. Hydroxyzine, sodium oxybate generic medication, while hydroxyzine hydrochloride ; dosage expressed in of. 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Use to patients for whom Alternative treatment options are inadequate, buprenorphine long-acting! Should not be administered in combination with antihistamines because of potential additive CNS depressant when! Your list will be saved and can be edited at any time other by pharmacodynamic synergism fentanyl. Prochlorperazine both decrease cholinergic effects/transmission dexmedetomidine both increase QTc interval amisulpride and hydroxyzine both increase.., use caution is not clear, use caution and scullcap both increase interval! And prochlorperazine both decrease QTc interval no longer needed and toxicity and both! Avoid or use Alternate drug dosage expressed in terms of the other pharmacodynamic! Of hydroxyzine by pharmacodynamic synergism dose nettle ; theoretical interaction ) may enhance CNS.. Additive CNS depressant effects and nabilone both increase QTc interval the recipient will receive details. 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