Ala-Hist PE Side Effects
Generic name: dexbrompheniramine / phenylephrine
Medically reviewed by Drugs.com. Last updated on Jan 10, 2022.
Note: This document contains side effect information about dexbrompheniramine / phenylephrine. Some dosage forms listed on this page may not apply to the brand name Ala-Hist PE.
Applies to dexbrompheniramine / phenylephrine: oral tablet.
Do not use this medicine if you have used an MAO inhibitor in the past 14 days, such as isocarboxazid, linezolid, methylene blue injection, phenelzine, rasagiline, selegiline, or tranylcypromine.
Do not use this medicine only to make a child sleepy.
Get emergency medical help if you have signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.
Stop using this medicine and call your doctor at once if you have:
fast or irregular heartbeats;
ringing in your ears; or
little or no urination.
Common side effects may include:
headache, dizziness, drowsiness;
blurred vision, double vision;
dry mouth, nose, or throat;
constipation, upset stomach; or
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects.
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Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
Some side effects may not be reported. You may report them to the FDA.