Certain antihistamine drugs like Benadryl, Zyrtec, Allegra, and Claritin that are available over the counter to treat allergy symptoms may stop you up. They belong to an even larger class of medications known as anticholinergics, which all have the possible side effect of causing constipation.Dec 17, 2019
What are the side effects of taking Claritin every day?
- Dry mouth, mild stomach upset, trouble sleeping, dizziness, headache, nervousness, loss of appetite, or thirst may occur. ...
- If your doctor has directed you to use this medication, remember that he or she has judged that the benefit to you is greater than the risk of side effects.
Why do antihistamines cause constipation?
These include treatments for urinary incontinence, such as oxybutynin (Ditropan), and allergies, such as diphenhydramine (Benadryl). These medications block the effects of acetylcholine, a chemical that helps the muscles move. Less movement in the gut can lead to constipation.
Can antihistamines cause constipation?
Yes, some antihistamines, such as diphenhydramine, do cause constipation as a side effect.Jul 13, 2020
Is it harmful to take Claritin every day?
Yes, you can take Claritin daily and long term. It is an antihistamine used to treat for allergy symptoms. If your symptoms are year round then it is able to be taken long term. If your symptoms are seasonal or you have allergy symptoms occasionally, then it is taken daily when required.Nov 9, 2020
Can antihistamines Constipate you?
Yes, some antihistamines, such as diphenhydramine, do cause constipation as a side effect.Jul 13, 2020
How long does it take for Claritin to get out of your system?
The half-life of loratadine, or how long it takes for half a dose to leave your body, is 8.4 hours in adults without liver problems. Because it takes about five half-lives to completely rid your body of a drug, Claritin can remain in your system for more than 40 hours after you take a dose.