Does chlor-trimeton work well as a allergy medi?

It is an allergy med. Like Benadryl (diphenhydramine) Chlor-Trimeton (chlorpheniramine maleate) is a 1st-generation antihistamine that is effective for the treatment of allergic rhinitis and hives. It causes drowsiness less frequently than Benadryl more more than Claritin (loratadine) or zyrtec. Its effects only last for 3-5 hours. Other side-effects include dry mouth & constipation. Men with prostate problems should be wary of it.