These include Zyrtec Allergy and Childrens Zyrtec Allergy. As a result, you may have withdrawal symptoms if you stop taking it. These are not all the side effects of cetirizine. But if not used properly, too much of an, Antihistamines are drugs that can relieve allergy symptoms such as runny nose, sneezing, and congestion. General. itching due to hives. This content does not have an English version. Histamine causes most of the symptoms related to allergic reactions. Use these dosage charts for infants and children under 12 years old: Very common (10% or more): Somnolence (up to 14.3%), headache (up to 14%), Frequency not reported: Altered sense of taste, paresthesia, hypertonia, tremor, abnormal coordination/incoordination, ataxia, hyperesthesia, hyperkinesia, hypoesthesia, migraine, paralysis, twitching, parosmia, taste loss/perversion, Postmarketing reports: Convulsions, dysgeusia, dyskinesia, dystonia, syncope, amnesia, vertigo, memory impairment[Ref], Common (1% to 10%): Dry mouth, nausea, diarrhea, vomiting, abdominal pain, Frequency not reported: Tongue disorder, constipation, flatulence, increased salivation, aggravated tooth caries, eructation, gastritis, hemorrhoids, melena, rectal hemorrhage, stomatitis/ulcerative stomatitis, tongue discoloration/edema, enlarged abdomen[Ref], Common (1% to 10%): Pharyngitis, rhinitis, coughing, epistaxis, Frequency not reported: Dyspnea, respiratory disorder, bronchospasm, upper respiratory tract infection, dysphonia, bronchitis, hyperventilation, increased sputum, pneumonia, sinusitis, nasal polyp[Ref], Frequency not reported: Earache, tinnitus, fever, pain, rigor, thirst, deafness, ototoxicity, accidental injury, face edema, leg edema, malaise, Postmarketing reports: Asthenia, stillbirth[Ref], Frequency not reported: Nervousness, impaired concentration, confusion, decreased libido, abnormal thinking, anxiety, depersonalization, emotional lability, euphoria, paroniria, sleep disorder, Postmarketing reports: Agitation, aggression/aggressive reaction, depression, hallucination, tic, suicidal ideation/suicide[Ref], Frequency not reported: Back pain, myalgia, arthralgia, bone disorder/fracture, leg cramps, arthritis, arthrosis, muscle weakness[Ref], Frequency not reported: Pruritus/intense itching, increased sweating, acne, alopecia, bullous eruption, dermatitis, dry skin, eczema, erythematous rash, furunculosis, hyperkeratosis, hypertrichosis, maculopapular rash, photosensitivity/photosensitivity toxic reaction, purpura, seborrhea, skin disorder/nodule, Postmarketing reports: Rash, urticaria, angioneurotic edema, fixed drug eruption, acute generalized exanthematous pustulosis (AGEP)[Ref], Frequency not reported: Eye abnormality, periorbital edema, abnormal vision, eye pain, conjunctivitis, ptosis, visual field defects, blindness, glaucoma, ocular hemorrhage, xerophthalmia, periorbital edema/eye swelling, Postmarketing reports: Accommodation disorder/loss of accommodation, blurred vision, oculogyration, orofacial dyskinesia[Ref], Frequency not reported: Polyuria, urinary retention, urinary tract infection, dysmenorrhea, hematuria, micturition frequency, urinary incontinence, female breast pain, intermenstrual bleeding, leukorrhea, menorrhagia, vaginitis, Postmarketing reports: Dysuria, enuresis[Ref], Frequency not reported: Flushing, palpitations, tachycardia, edema/general edema, chest pain, cardiac failure, hypertension, hot flashes, peripheral edema, pallor, Postmarketing reports: Severe hypotension[Ref], Frequency not reported: Increased appetite, anorexia, increased weight, dehydration, diabetes mellitus[Ref], Frequency not reported: Reversible transaminase elevations, Postmarketing reports: Abnormal hepatic function (increased transaminases, alkaline phosphatase, GGT, bilirubin), cholestasis, hepatitis[Ref], Frequency not reported: Allergic reactions/delayed allergic reactions, Postmarketing reports: Hypersensitivity, anaphylactic shock[Ref], Postmarketing reports: Thrombocytopenia, hemolytic anemia[Ref], Postmarketing reports: Glomerulonephritis[Ref]. There is a problem with Different interactions can cause different effects. Seek emergency medical attention if you think you have used too much of this medicine. You should avoid drinking alcohol with cetirizine. Symptoms of a severe allergic reaction can include: Call your doctor right away if you have an allergic reaction to cetirizine, as the reaction could become severe. 2005 - 2023 WebMD LLC, an Internet Brands company. For information about these interactions, see the Cetirizine precautions section below. Its not known whether cetirizine is safe to take during pregnancy. The following information describes over-the-counter (OTC) cetirizine dosages that are commonly used or recommended. You'll soon start receiving the latest Mayo Clinic health information you requested in your inbox. Allergies occur when your immune system overreacts to a substance thats typically harmless. Speak to a pharmacist or your doctor before taking it if you're trying to get pregnant. Hydroxyzine and promethazine are older antihistamines that can enter the brain. Should cetirizine be taken at bedtime or upon awakening? For more information about the possible side effects of cetirizine, talk with your doctor or pharmacist. This helps prevent others, including children and pets, from taking the drug by accident. This table does not contain all drugs that may interact with cetirizine. Drowsiness, tiredness, and dry mouth may occur. You may report them to the FDA. Before using this medication, tell your doctor or pharmacist your medical history, especially of: difficulty urinating (such as due to an enlarged prostate), kidney disease, liver disease. Tell your doctor about all your prescription and over-the-counter medications, vitamins, minerals, herbal products, and drugs prescribed by other doctors. If you notice any side effects after stopping cetirizine, talk with your doctor. Cetirizine chewable tablets can be chewed or crushed. OTC means you can buy the medication without a doctors prescription. Cetirizine will start to work within one hour after you take it. Cetirizine can cause side effects that may impair your thinking or reactions. Dosage, Review, Side Effects, Cheap Price . Otherwise, call a poison control center right away. You can also call the American Association of Poison Control Centers at 800-222-1222 or use its online tool. Healthline Media does not provide medical advice, diagnosis, or treatment. Shower and change your clothes after you have been outside to wash off pollen. Take your forgotten dose as soon as you remember, unless it's nearly time for your next dose. The liquid medicine will come with a plastic syringe or spoon to give the right dose. To learn about other mild side effects, talk with your doctor or pharmacist. If it makes you drowsy, you can take it at bedtime, or as directed by your doctor. health information, we will treat all of that information as protected health Do not store in the bathroom. In Canada - Call your doctor for medical advice about side effects. Read more aboutwhat to do if you're on the pill and you're being sick or have diarrhoea. Note that cetirizine is not approved to treat severe allergic reaction such as anaphylaxis. It can occur when you touch or consume an allergen. However, as with most drugs, some people can have an allergic reaction after taking cetirizine. The usual dosage for adults younger than 65 years and children who are 6 years and older is one 10-milligram (mg) dose per day. Allegra Allergy and Claritin are over-the-counter allergy medications. Taking cetirizine is generally safe during pregnancy. Some side effects may not be reported. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Many over-the-counter brand-name, Zyrtec is an over-the-counter allergy medication. Cetirizine does not affect any type of contraception, including the combined pill and emergency contraception. Available for Android and iOS devices. You can talk with your Medicare plan provider to learn more. Children aged 2 and over can take cetirizine liquid bought from pharmacies or prescribed by their doctor. Check the labels on all your medicines (such as allergy or cough-and-cold products) because they may contain ingredients that cause drowsiness. A generic is considered to be as safe and effective as the original drug. If you have questions about drug interactions that may affect you, talk with your doctor or pharmacist. Your doctor may recommend a 5-mg dose once or twice per day if your allergies are mild. For more details, see Allergic reaction below. Doing so may be dangerous. Talk to your doctor if you are using marijuana (cannabis). It also helps keep the drug from harming the environment. Use these dosage charts for infants and children under 12 years old: Take cetirizine exactly as directed on the label, or as prescribed by your doctor. These may contain soya oil. Cetirizine is classed as a non-drowsy antihistamine, but it's still possible to feel sleepy after taking it. Follow your doctor's instructions. Hives are itchy, raised rashes on the skin. Before taking cetirizine, tell your doctor or pharmacist if you are allergic to it; or to hydroxyzine; or to levocetirizine; or if you have any other allergies. Tell your doctor right away if you have any serious side effects, including: difficulty urinating, weakness. All rights reserved. If you have Medicare, certain plans come with an OTC benefit. Dont drive your car or use machinery until you know for sure how your body will respond to cetirizine. Ankylosing Spondylitis Pain: Fact or Fiction. A generic drug is an exact copy of the active drug in a brand-name medication. Zyrtec and Claritin are similar over-the-counter allergy medicines. Children aged 12 and over can take cetirizine capsules, tablets and liquid that you buy from pharmacies and supermarkets. Do not drive, use machinery, or do anything that needs alertness until you can do it safely. A healthcare professional should be consulted before taking any drug, changing any diet or commencing or discontinuing any course of treatment. Although not all of these side effects may occur, if they do occur they may need medical attention. Click here for an email preview. Generics tend to cost less than brand-name drugs. Do not increase your dose or take this medication more often than directed. 1. You may find that some manufacturers only market cetirizine for one of these uses. This will make it easier for you to go about your daily activities. You should also avoid drinking alcohol or taking other medications that cause sleepiness. When you come into contact with something you're allergic to, such as pollen, animal hair or fur, your body produces a chemical called histamine. If you do not have a syringe or spoon, ask your pharmacist for one. An exception is when you want the medicine to make you sleepy for example, if you have itchy skin that's keeping you awake. Although not all of these side effects may occur, if they do occur they may need medical attention. And OTC cetirizine solution is approved to treat allergies in children ages 2 years and older. Can diet help improve depression symptoms? (2009). Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use cetirizine only for the indication prescribed. While they both treat allergy symptoms, they're not identical medications. 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