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[an-ti-his-tuh-meen, -min]
any of certain compounds or medicines that neutralize or inhibit the effect of histamine in the body, used chiefly in the treatment of allergic disorders and colds.
Source: Dictionary.com



An antihistamine is a type of pharmaceutical drug that opposes the activity of histamine receptors in the body. Antihistamines are subclassified according to the ...

Antihistamines for Allergies: Types and Side Effects - WebMD


Oct 21, 2014 ... Treating allergies can involve different medications, including steroids and allergy shots, but usually the first thing to try is an antihistamine.

Oral Antihistamines: List of Names and Side Effects - MedicineNet


Jul 9, 2015 ... Consumer information about OTC oral antihistamines. Information includes list of drugs used to treat symptoms of allergies, colds, motion ...

Antihistamines are a class of medications that block the action of histamine, a substance that is released by cells in your body in response to an allergic reaction. The release of histamine is responsible for many allergy symptoms, such as sneezing, runny nose and itc... More »
By Michael Bihari, MD, About.com Guide

Antihistamines | Drugs.com


Antihistamines are drugs that inhibit the action of histamine in the body by blocking the receptors of histamine. There are two types of histamine receptors H1 ...

Antihistamines: Understanding Your OTC Options - FamilyDoctor.org


Learn about antihistamines, when they're used and how to safely take them.

Antihistamine (Oral Route, Parenteral Route, Rectal ... - Mayo Clinic


Antihistamines are used to relieve or prevent the symptoms of hay fever and other types of allergy. They work by preventing the effects of a substance called ...

Antihistamines for allergies: MedlinePlus Medical Encyclopedia


Antihistamines treat these allergy symptoms: Congestion, runny nose, sneezing, or itching; Swelling of the nasal passages; Hives and other skin rashes; Itchy, ...

Allergy Medications | AAAAI


Antihistamines. Generic Name. Brand Name. Class. Use. Dosage. Product Links (if available). Acrivastine. Semprex-D Capsules. Antihistamine Decongestant.

antihistamine | Define antihistamine at Dictionary.com
The world's most popular free online dictionary with definitions, spell check, word origins, example sentences, audio pronunciations, Word of the Day and more!
Popular Q&A
Q: What are antihistamines?
A: According to the Cleveland Clinic web site, "Antihistamines help relieve symptoms by blocking the action of histamine. Histamine is a naturally occurring substa... Read More »
Source: wiki.answers.com
Q: What is antihistamine?
A: is what the hospitall gives you to fight off sickness. Read More »
Source: wiki.answers.com
Q: What is antihistamine?
A: A drug that counteracts the effects of histamine by acting on histamine receptors without activating them but preventing their accessibility to histamine. A com... Read More »
Source: www.answers.com
Q: What are antihistamines?
A: Antihistamines:1:a medicine used to treat allergies and hypersensitive reactions and colds; Read More »
Source: www.chacha.com
Q: How to Pick an Allergy Antihistamine.
A: 1. Find a quiet time when you can sit uninterrupted and think about the allergy symptoms you are experiencing. Write down everything you feel, such as itchy eye... Read More »
Source: www.ehow.com