Question

what is antihistamic??​

Answer 1

Explanation:

A drug or other compound that inhibits the physiological effects of histamine, used especially in the treatment of allergies.

Thanks!!

Answer 2

Hey Sanaya,

Histamine is the inflammatory mediator which regulates the immune response of the body.

◆ Antihistamines -

• Drugs that block the release of histamine from histaminic receptors (specifically H1-receptors) are called antihistaminic drugs.

1st generation antihistamines -

• pheniramine
• chlorpheniramine
• hydroxyzine
• cyclizine

2nd generation antihistamines -

• centrizine
• levocentrizine
• rupatidine
• ebastine

Used in treatment of -

• allergic rhinitis
• pruritus
• erythema
• common cold

Hope this is helpful. Thanks for asking..