Kidney deficiency, allergy to lateral cypress leaves, head ulcers and trauma are contraindicated groups, not suitable for washing hair with lateral cypress leaves, but the efficacy of washing hair with this medicine is limited, please follow the doctor’s instructions. Siberian leaves have the effect of cooling the blood to stop bleeding, resolving phlegm to stop coughing, hair growth and hair growth, mainly suitable for blood-heat evidence leading to hair loss, early whitening of beard and other symptoms, while for other evidence, such as kidney deficiency, blood deficiency, etc., is not suitable for application. If you are hypersensitive and have a history of allergic reaction to previous applications of Siberian leaves, it is forbidden to apply this medicine to wash your hair. If there are ulcers, broken sores, traumas, etc. on the head, this medicine is forbidden because it may lead to scalp infections and other side effects. In addition, the application of Siberian leaves to wash hair has limited efficacy and only plays a supplementary role, and should not replace the therapeutic effect of Chinese herbal tonics or proprietary Chinese medicines. In case of discomfort, please seek medical advice and use the medicine under the guidance of a professional Chinese medicine practitioner.