Adult Allergic Reaction

Question 1

Adult Allergic Reaction - Pt does not meet anaphylaxis criteria with S/S of an allergic reaction?

Answer 1

Diphenhydramine 50 mg PO (elixir)

Diphenhydramine 1 mg/kg IM/IV to single max of 50 mg

Question 2

Adult Allergic Reaction - S/S of an allergic reaction? (3)

Answer 2

Urticaria (hives, rash)
Pruritus (itchiness)
Mild discomfort

Question 3

Adult Allergic Reaction - Anaphylaxis Criteria?

Answer 3

Exposure to a suspected allergen AND at least 1 of the following:
respiratory S/S
Sudden systolic BP less than 90 mmHg systolic
Or
Exposure to a suspected allergen and both of the following:
skin or mucosal signs and symptoms
gastrointestinal symptoms

Question 4

Adult Allergic Reaction - diphenhydrAMINE indications?

Answer 4

Allergic reaction / anaphylaxis

Question 5

Adult Allergic Reaction - diphenhydrAMINE dose?

Answer 5

50 mg PO (elixir) or 1 mg/kg IM/SIVP to a single max of 50 mg

Question 6

Adult Allergic Reaction - diphenhydrAMINE contraindications?

Answer 6

Hypersensitivity to diphenhydrAMINE or dimenhyDRINATE

Question 7

Adult Allergic Reaction - diphenhydrAMINE precautions?

Answer 7

Administer IM injections in the lateral quad

In general, avoid antihistamines in nursing mothers and neonates