Diphenhydramine (WK4) Flashcards
(6 cards)
1
Q
Class
A
Antihistamine
2
Q
Indications
A
ANA, allergic reactions & dystonic reactions
3
Q
Contraindications
A
Asthma & other lower respiratory diseases
4
Q
Side Effects
A
drowsy, tachy, dizzy & hyper/hypotension
5
Q
Action
A
blocks histamine release, thereby reducing bronchoconstriction, vasodilation & edema. It suppresses central cholinergic activity & prolongs the action of dopamine by inhibiting its reuptake & storage.
6
Q
Adult & PEDI Dose
A
25 to 50mg IV/IM/PO
12.5 to 25mg IV/IM/PO (6 to 12YO)
2 to 5mg/kg IV/IM, don’t exceed 25mg (under 6YO)
