The active chemical drug reserpine is obtained from:
a. Datura
b. Rauwolfia
c. Atropa
d. Papaver
The answer is the option (b) Rauwolfia
Explanation:
| Plant | Active chemical substance | Medicinal usage |
| Datura | Tropane alkaloids | Treatment of asthma, chronic bronchitis, etc. |
| Atropa | Atropine | Treatment of bradycardia (low heart rate). |
| Papaver | Morphine | Pain killer (analgesics) |
| Rauwolfia | Reserpine | Antihypertensive agent |