CHLORPHENAMINE

Question 1

What is the classification of chlorphenamine?

Answer 1

SEDATING ANTIHISTAMINE

H2 RECEPTOR ANTAGONIST

Question 2

What is the presentation of chlorphenamine?

Answer 2

10mg in 1 mL ampoule
4mg Tablet

Question 3

What is the administration of chlorphenamine?

Answer 3

IV/IM/PO

Question 4

What are the indications for chlorphenamine?

Answer 4

ANAPHYLAXIS

ALLERGIC REACTION

Question 5

What are the contra-indications for chlorphenamine?

Answer 5

KSAR
PRE-COMA STATES

Question 6

What is the dosage of chlorphenamine for adults?

Answer 6

MILD: 4mg PO
MODERATE: 4mg PO/ 10mg IM

Question 7

What is the paediatric dosage of chlorphenamine?

Answer 7

MILD:
6-11 2mg PO
+12 4mg PO

MODERATE:
1-6 months 0.25mg/kg IM
+6months -> 6 years 2.5mg IM
6-12 years 2mg PO/ 5mg IM
+12 years 4mg PO/5mg IM

SEVERE:
Same dosages as Moderate except for 12+ which is 10mg IM

Question 8

What are the side effects of chlorphenamine?

Answer 8

Drowsiness (do not drive/operate machinery)

Question 9

What conditions must you be cautious of when administering chlorphenamine?

Answer 9

EPILEPSY
PROSTATIC HYPERTROPHY
GLAUCOMA
HEPATIC DISEASE
BRONCHITIS
SEVERE HYPOTENSION
CARDIOVASCULAR DISEASE
BRONCHIAL ASTHMA