Web — it's not recommended to take zyrtec and benadryl at the same time for added allergy relief. Learn about how to properly space the dosing of these medications. Webfind the recommended dosage of zyrtec products for adults and children based on age, weight, and severity of symptoms. Zyrtec products contain cetirizine hcl, an. Webhow to use zyrtec. If you have any. Web — allergy medications that work differently in the body or are administered differently can be safely taken together. For instance, someone taking an oral. Web — zyrtec dosing options for 24 hour coverage. First, zyrtec dosing may be split into twice daily dosing to have a more consistent effect. Since the maximum dose is. Webis it ok to take two (10 mg) zyrtec per day? It immensely improves my breathing, but i don't want any bad side effects. 4 doctors weighed in across 2 answers a. Webtaking 2 zyrtec isn't dangerous, but it won't help any better. I have taken two tablets a day in the past when desperate, did not make a difference. Your weight isn't an issue for. Weba doctor has provided 1 answer. I usually take 2 xyzal/day but can't get it refilled anymore. Also, my allergies have started breaking through on it. Web — a doctor has provided 1 answer. Doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more. Web — zyrtec can be taken without regard to food consumption. Zyrtec is available as 5 mg and 10 mg tablets, 1 mg/ml syrup, and 5 mg and 10 mg chewable. Webi used to take zyrtec, just 10mg, for a long time. Then i had to up the dose to 20mg every day, sometimes twice a day. It wasn't until my allergy doctor suggested i try xyzal that i. After that period of time, you should see your doctor and be. Webnever disregard or delay professional medical advice in person because of anything on healthtap. Call your doctor or 911 if you think you may have a medical emergency. Web — antihistamines are a drug, and there is a safe limit to how much a person can take at one time. This limit depends on several factors, including: The age and size of the. Web — adults and children 6 years and older can take cetirizine capsules and tablets. The usual dosage for adults younger than 65 years and children who are 6 years.