Health Guide
Drug Guide

Antihistamine (By mouth)

Treats hay fever and other allergies, motion sickness, nausea and vomiting, or other medical conditions.

Brand Name(s):

Ala-Hist IR, Alavert, Aldex AN, All Day Allergy, Allegra, Allegra Allergy, Allegra ODT, Aller-Chlor, Aller-G-Time, Allergy, Allergy 24Hr, Allergy Relief, Allermax, Anti-Hist, Antivert

There may be other brand names for this medicine.

When This Medicine Should Not Be Used:

You should not use this medicine if you have had an unusual or allergic reaction to Chlor-Trimeton®, Dimetane®, Polaramine®, Actifed®, Tavist® or other antihistamines. You should not use this medicine if you have taken Furoxone®, Marplan®, Eutonyl®, Nardil®, or Matulane® within the last 2 weeks. Do not give any over-the-counter (OTC) cough and cold medicine to a baby or child under 4 years old. Using these medicines in very young children might cause serious or possibly life-threatening side effects.

How to Use This Medicine:

Liquid, Tablet, Long Acting Tablet, Dissolving Tablet, Fizzy Tablet, Chewable Tablet, Capsule, Liquid Filled Capsule, Long Acting Capsule

If a dose is missed:

How to Store and Dispose of This Medicine:

Drugs and Foods to Avoid:

Ask your doctor or pharmacist before using any other medicine, including over-the-counter medicines, vitamins, and herbal products.

Warnings While Using This Medicine:

Possible Side Effects While Using This Medicine:

Call your doctor right away if you notice any of these side effects:

If you notice these less serious side effects, talk with your doctor:

If you notice other side effects that you think are caused by this medicine, tell your doctor

Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088


Last Updated: 12/12/2016

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