Salvia tea can be taken for high blood pressure, but only after assessment by a doctor. Because the main effect of Salvia is to activate blood circulation and remove blood stasis, if blood pressure is high, it may easily cause bleeding disorders after taking blood activating drugs.
Pharmacological studies have confirmed that Salvia miltiorrhiza is an anti-arrhythmic agent, dilates coronary arteries, increases coronary blood flow, regulates blood lipids, resists atherosclerosis, improves microcirculation, increases hypoxia resistance, protects the heart muscle, dilates blood vessels, lowers blood pressure, reduces blood viscosity, inhibits platelet aggregation, resists thrombosis, protects liver cell damage, and promotes liver cell regeneration. It also has anti-liver fibrosis effects, improves kidney function and protects against ischemic kidney injury. Salvia miltiorrhiza also has certain sedative, analgesic, anti-inflammatory and anti-allergic effects. The fat-soluble tannins have anti-tumor effects, and the total extract of Salvia miltiorrhiza also has certain anti-fatigue effects.