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Pharmacology > diphenhydramine > Flashcards

diphenhydramine Flashcards

1
Q

Trade name for diphenhydramine

A

Benadryl

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2
Q

Classes for diphenhydramine

A

Antihistamine

Anticholinergic

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3
Q

Standard supplies for diphenhydramine

A

Vial

Prefilled syringe

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4
Q

MOA for diphenhydramine

A

Blocks H1 histamine receptors

Reverses a phenothiazine reaction with extrapyramidal symptoms

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5
Q

Indications for diphenhydramine

A

Allergic reaction
Anaphylaxis
Phenothiazine reaction with extrapyramidal symptoms

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6
Q

Contraindication for diphenhydramine

A

Known hypersensitivity

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7
Q

Adverse reactions to diphenhydramine

A 
Hypotension
Dysrhythmias
Sedation
Euphoria
Dizziness
Headache
Blurred vision
Palpitations
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8
Q

Routes of administration for diphenhydramine

A

IV
IO
IM

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9
Q

Onset/Peak/Duration for diphenhydramine

A

O: 15-30 minutes
P: 1 hour
D: 6-8 hours

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10
Q

Adult dosages for diphenhydramine (allergic reaction/anaphylaxis)

A

25-50 mg

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11
Q

Pediatric Dosages for diphenhydramine

A

1.0-1.25 mg/kg

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12
Q

Adult dosages for diphenhydramine (phenothiazine reaction)

A

10-50 mg

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Pharmacology (49 decks)

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