Table 2.

Drug dosage of crucial Chinese herbs recommended for hypertension treatment.

Chinese herbs	TCM efficacy	Indications	Routine dosage	Recommended dosage
Chuanxiong (Ligusticum Chuanxiong Hort)	Promoting qi, activating blood circulation, and relieving pain.	Hypertension with severe headache, hypertensive crisis, and hypertensive encephalopathy.	3–10 g	≥30 g
Niuxi (Achyranthes root)	Nourishing liver and kidney, strengthening muscles and bones, promoting blood circulation to remove blood stasis, making fire and blood downstream, promoting diuresis, and relieving stranguria.	Hypertension with lower-limb swelling and tiredness in the loins and knees.	5–12 g	60–120 g
Tianma (Gastrodia)	Calming liver, suppressing liver-yang hyperactivity, activating collaterals, and relieving spasm.	Hypertension with dizziness.	3–10 g	≥30 g
Juhua (Chrysanthemum)	Clearing away heat, dispelling wind, calming the liver, and improving eyesight.	Hypertension with dizziness.	5–10 g	≥30 g