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.Pharmacology > Antihistamines > Flashcards

Antihistamines Flashcards

(5 cards)

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1
Q

Non sedating H1 Blockers

A

Loratadine
Citirizine
Fexofenadine

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2
Q

Sedating H1 Blockers

A

Promethazine - 12.5 - 25mg
Diphenhydramine - 25 - 50mg
Cyprohepatine - 4 - 8mg
Hydroxyzine - 12.5 - 25mg

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3
Q

H2 Blockers

A

Ranitidine - 150 - 300mg day
cimetidine - 150 - 300mg BD
famotidine- 20mg BD
nizatidine

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4
Q

Possible antihistamine adverse effects

A

Seddaiton
Impaired cognition
Increased appetite

Dry mouth
Constipation
Dysuria
Erectile dysfunction
Tachycardia
Blurred vision

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5
Q

What is doxepin?

A

A TCA wiht H1 and H2 activity

Dose - 10 mg nocte

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.Pharmacology (25 decks)

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