Dexbrompheniramine is an antihistamine that reduces the effects of natural chemical histamine in the body. Histamine can produce symptoms of sneezing, itching, watery eyes, and runny nose.
Dexbrompheniramine is used to treat runny nose, sneezing, itching, and watery eyes caused by allergies, the common cold, or the flu.
Ala Hist IR
Dizziness; drowsiness; dry mouth, throat, and nose.
Seek medical attention right away if any of these SEVERE side effects occur while taking dexbrompheniramine (the active ingredient contained in Ala-Hist IR)
Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); fast or irregular heartbeat; mental or mood changes; shortness of breath; sore throat; unusual bleeding or bruising; unusual tiredness or weakness.