![]() Fluticasone furoate (Flonase Sensimist).Pheniramine and naphazoline (Visine, Opcon-A, others).If antihistamine drops sting or burn, try keeping them in the refrigerator or using refrigerated artificial-tear drops before you use them. Side effects might include headache and dry eyes. These drops might have a combination of antihistamines and other medicines. Prescription antihistamine nasal sprays include:Īntihistamine eyedrops, available over-the-counter or by prescription, can ease itchy, red, swollen eyes. Side effects of antihistamine nasal sprays might include a bitter taste, drowsiness or feeling tired. Fexofenadine (Allegra, Allegra Allergy)Īntihistamine nasal sprays help relieve sneezing, itchy or runny nose, sinus congestion, and postnasal drip.These antihistamines are much less likely to cause drowsiness: Simultaneous determination of antihistamine anti-allergic drugs, cetirizine, domperidone, chlorphenamine maleate, loratadine, meclizine and buclizine in pharmaceutical formulations, human serum and pharmacokinetics application.Antihistamines that tend to cause drowsiness include: WAO white book on allergy: Update 2013 executive summary Key findings: Antihistamines and birth defects.A review of antihistamines used during pregnancy. Journal of Pharmacology & Pharmacotherapeutics, 3(2), 105–108 ![]() Kar, S., Krishnan, A., Preetha, K., & Mohankar, A.Antihistamines and birth defects: A systematic review of the literature. Indian Journal of Dermatology, 58(3), 219–224 You can learn more about how we ensure our content is accurate and current by reading our editorial policy. We link primary sources - including studies, scientific references, and statistics - within each article and also list them in the resources section at the bottom of our articles. Medical News Today has strict sourcing guidelines and draws only from peer-reviewed studies, academic research institutions, and medical journals and associations. The Centers for Disease Control and Prevention (CDC) urge people to ask a doctor before using an antihistamine or any other drug during pregnancy. Most appear to be safe, but some may have adverse effects. However, the authors noted that there was no evidence linking cetirizine or loratidine to birth defects.Ī study published in 2014 noted that 10–15 percent of women use antihistamines during pregnancy. In 2012, a review found that some antihistamines may be problematic during pregnancy. Some antihistamines are safe for children, but it is a good idea to talk with a doctor or check the label carefully before giving antihistamines to a child. trouble breathing or other respiratory symptoms.A person should seek emergency medical attention if any of the following symptoms are present: Some people experience a severe allergic response called anaphylaxis after taking antihistamines. drowsiness, which is more likely when taking Zyrtec than Claritin.The body absorbs both antihistamines quickly, but Zyrtec seems to work faster for some people.Ī 2014 study found that both drugs were absorbed into the bloodstream within 1–2 hours of taking the medication.Įveryone reacts to medications differently, but Claritin and Zyrtec may have the following side effects: A person should only take one dose per day. Zyrtec and Claritin are effective for about 24 hours. People should avoid taking Zyrtec with alcohol or other medicines that could cause drowsiness. The labeling of Zyrtec says that a person should not take it when driving a vehicle or using machinery. They are less likely to make a person feel drowsy or otherwise affect alertness than older, first-generation antihistamines. Zyrtec and Claritin are second-generation antihistamines. Zyrtec contains cetirizine hydrochloride, also called cetirizine HCL, while Claritin contains loratadine. Zyrtec and Claritin have different active compounds. Regardless of marketing claims, little scientific evidence shows that either is more effective. They are available in various forms, including pills, chewable tablets, and syrups. Zyrtec and Claritin are brand-name medications that people can buy over the counter. ![]() They are available as pills, chewable tablets, and syrups. Share on Pinterest People can purchase Zyrtec and Claritin without prescription.
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