Question:
The antihypertensive activity of Rauwolfia serpentina is mainly due to the presence of
The antihypertensive activity of Rauwolfia serpentina is mainly due to the presence of
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Rauwolfia serpentina is remembered for reserpine, which has antihypertensive action.
Updated On: May 2, 2026
- Ajmaline
- Reserpine
- Vincristine
- Colchicine
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The Correct Option is B
Solution and Explanation
Concept:
Rauwolfia serpentina is an important medicinal plant known for its antihypertensive and sedative properties.
Step 1: The main active alkaloid responsible for antihypertensive action is reserpine.
Step 2: Reserpine acts by depleting catecholamines such as noradrenaline from sympathetic nerve endings.
Step 3: Due to reduced sympathetic activity, blood pressure decreases.
Step 4: Ajmaline is mainly antiarrhythmic, vincristine is anticancer, and colchicine is antigout/anti-inflammatory. \[ \boxed{\text{Reserpine}} \]
Rauwolfia serpentina is an important medicinal plant known for its antihypertensive and sedative properties.
Step 1: The main active alkaloid responsible for antihypertensive action is reserpine.
Step 2: Reserpine acts by depleting catecholamines such as noradrenaline from sympathetic nerve endings.
Step 3: Due to reduced sympathetic activity, blood pressure decreases.
Step 4: Ajmaline is mainly antiarrhythmic, vincristine is anticancer, and colchicine is antigout/anti-inflammatory. \[ \boxed{\text{Reserpine}} \]
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