Sanfu paste belongs to a kind of Chinese medicine, is a combination of acupuncture, meridian therapy, the Sanfu paste directly on the specific points, can have a certain effect on some diseases or discomfort symptoms. But not all people can be used, and there are some precautions and contraindications on the specific use: a. Precautions 1, before use: the local skin should be cleaned before use, as the San Fu paste will produce thermal stimulation of the local skin, so it is recommended to wear loose, breathable clothing to prevent discomfort caused by sweating. In addition, pay attention to the day of configuration and application, if you need to apply every other day, you need to be placed in the refrigerator freezer or stored in a cool and dry place to prevent the evaporation of drug effect to reduce the effect; 2, in use: pay attention to the use of adult patients should not be too long, to 6-8 hours is appropriate, children 2-3 hours is appropriate, when using the observation of any adverse reactions, there is usually a slight itching, fever, swelling, etc., as a normal phenomenon. Swelling, etc., is a normal phenomenon, is a manifestation of the drug deep into the skin began to play a role. However, if patients experience more severe discomfort, such as dizziness, nausea, vomiting, or generalized itching or erythema, they should promptly remove and consult a physician for treatment, and proceed to the next application with caution. In addition, the patching process may also appear blisters, if the blisters are small can generally be self-absorption, while the larger blisters need medical treatment to prevent infection; 3, after use: after use, pay attention to avoid cold wind blowing, such as air conditioning, fans, etc., pay attention to the three volt paste belongs to the body conditioning of a proprietary Chinese medicine, long-term adherence to use to see results, you can consult a doctor to determine the course of treatment. At the same time, you can use water to rinse after use, avoid using irritating lotion rubbing, scratching local, so as not to stimulate the skin discomfort. In addition, in terms of diet, before and after use should pay attention to a light diet, less fish and shrimp, mutton and other hairy food and too greasy food, avoid eating cold, salty food and drinks. 1, contraindications 1, infants, menstruation, pregnant women prohibited: because the skin of infants and children more tender, and pregnant women to prevent the impact on the fetus should also be prohibited, in order to avoid aggravating the discomfort of menstruating women, should also be prohibited; 2, skin disease patients prohibited: a variety of acute and chronic skin diseases, skin allergies, and contact dermatitis, chicken pox, eczema patients prohibited, otherwise it will aggravate the skin disease Symptoms; 3, patients with respiratory diseases are prohibited: such as upper respiratory tract infections, asthma, bronchitis, bronchiectasis, tuberculosis, pneumonia, etc., to avoid aggravating the symptoms should be prohibited; 4, other: such as cardiovascular disease, diabetes, gastrointestinal diseases, and cancer patients, should also be prohibited. In addition, the presence of fever or sensitivity to the patching drug, the patching site has broken, as well as a pacemaker should not use the three volt patch, so as not to cause discomfort.