Frankincense and myrrh belong to the blood circulation and pain relief drugs, with blood circulation and pain relief, swelling and muscle efficacy, its dosage, side effects and contraindications are as follows. 1. Dosage: both can be divided into decoction and external use, decoction of 3-10g of drugs are used, it is desirable to fry the oil with; external use of the appropriate amount of use, raw or fried, powdered external application. 2. Contraindications and side effects: frankincense and myrrh have the same efficacy and contraindications, and the side effects are gastric stimulation, so it is easy to cause nausea and vomiting, and need to strictly control the dosage. Therefore, it should be used with caution for people with weak stomachs, and avoided by pregnant women and people without stagnation. Frankincense and myrrh have the same efficacy and treatment, as well as the same dosage and contraindications, and are often used in combination, with frankincense favoring the movement of qi and myrrh favoring the dispersal of blood stasis. In the use of the need to follow the doctor’s instructions, not blindly use their own medication, so as not to avoid misunderstanding the condition or adverse reactions.