7 Cholinergic antagonists (Adverse effects)

Question 1

Muscarinic receptor antagonists

Answer 1

(Dry as a bone, blind as a bat, red as a beet, and mad as a hatter)
Constipation, urinary retention, delirium, hallucination, hyperthermia, hot and dry skin, dry mouth, decreased sweating, increased HR, thirst, blurred vision, tachycardia and palpitations

Question 2

Curariform drugs

Answer 2

Bronchospasm, hypotension and tachycardia

Question 3

Succhinylcholine

Answer 3

• Hyperkalemia suffieicent to caused cardiac arrest (in pt with skeletal muscle injury such as third degree burns)
• Postoperative myalgia (muscles of neck, back and abdomen)
• Malignant hyperthermia