Which one of the following is used as Antihistamine ?
Omeprazole
Chloranphenicol
Diphenhydramine
Norethindrone
As we learned in concept
Antihistamines -
Drugs that blocks the effect of histamine
- wherein
Eg: Brompheniramine (Dimetapp), Terfenadine (Seldane)
Diphenhydramine is the only anti histamine of all.