IMMUNOLOGY

Detailed explanation-1: -Antihistamines are medicines that treat allergy symptoms by blocking the effects of histamine. Antihistamines come as pills, chewable tablets, capsules, liquids, nasal sprays, and eye drops. There are also injectable forms used mainly in health care settings.

Detailed explanation-2: -Antihistamines are a class of drugs commonly used to treat symptoms of allergies. These drugs help treat conditions caused by too much histamine, a chemical created by your body’s immune system. Antihistamines are most commonly used by people who have allergic reactions to pollen and other allergens.

Detailed explanation-3: -Apply hydrocortisone cream or calamine lotion. Cover the area with a bandage. If there’s swelling, apply a cold compress to the area. Take an antihistamine to reduce itching, swelling, and hives.

Detailed explanation-4: -The best antihistamine to take during the day to help with allergic skin rashes is Curist Allergy Relief (levocetirizine) or another antihistamine like fexofenadine or loratadine, which can provide 24-hour symptom relief without making you feel sleepy.