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en.wikipedia.org/wiki/Antihistamine

Antihistamines are drugs which treat allergic rhinitis and other allergies. Antihistamines can give relief when a person has nasal congestion, sneezing, or hives ...

www.webmd.com/allergies/antihistamines-for-allergies

Different medications can treat allergies, including steroids and allergy shots, but usually the first thing to try is an antihistamine.

www.healthline.com/health/allergies/antihistamine-brands

Oct 11, 2016 ... Learn how major brand-name antihistamines can help treat your allergy symptoms differently.

www.drugs.com/drug-class/antihistamines.html

Antihistamines are a class of agents that block histamine release from histamine- 1 receptors and are used to treat the symptoms of an allergic reaction, such as ...

www.medicinenet.com/antihistamines-oral/article.htm

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

familydoctor.org/antihistamines-understanding-your-otc-options

Antihistamine medications help relieve or prevent allergy symptoms. Learn more about first-generation and second-generation antihistamines.

www.everydayhealth.com/antihistamine/guide

Nov 25, 2015 ... An antihistamine is a type of medicine used to treat common allergy symptoms, such as sneezing, watery eyes, hives, and a runny nose.

medlineplus.gov/ency/patientinstructions/000549.htm

May 17, 2016 ... Read patient information from MedlinePlus: Antihistamines for allergies.

patient.info/health/antihistamines-leaflet

Jul 5, 2017 ... Antihistamines are a group of medicines which act by blocking the action of the chemical called histamine in the body. Either H1 or H2 ...