Rosin has the effect of muscle pain, dispelling wind and dampness, purulence and toxin. Rosin has the effect of lowering blood pressure, relieving cough and expectorant, and treating rheumatoid diseases. Rosin is an oleoresin produced by pinaceae plants. Specific analysis is as follows:

1. Efficacy

Rosin taste bitter, sweet, warm. into the liver, spleen meridian. It has the effect of clearing away heat and detoxification, dispelling wind and dampness, activating collaterals and relieving pain.

2. Role

Modern pharmacological studies have shown that rosin can be used for the treatment of thromboangiitis obliterans and traumatic injuries. For the treatment of joint swelling and pain, skin itching, alopecia areata, hair loss, abnormal female leucorrhea has a good therapeutic effect.

3. Taboo crowd

Deficiency of qi and blood deficiency; internal heat fire should not be eaten.

4. Side effects

It does not have obvious side effects, but a few people will have adverse symptoms such as loss of appetite, nausea, vomiting, and diarrhea after eating; it may also have adverse reactions such as dizziness, drowsiness, and listlessness.

Recommendations: drugs should be used rationally under the doctor's syndrome differentiation, to avoid random application.