The side effects of Shu Blood Tong Oral Liquid are currently unknown. Shu Blood Tong Oral Liquid, formerly known as Blood Luo Tong Oral Liquid, is composed of buckwheat pollen, asparagus and chuanxiong rhizome. It has the effect of tonifying deficiency, dispelling wind, activating blood circulation. It is used for dizziness and vertigo caused by hyperactivity of liver yang, headache, numbness of limbs, blood stagnation and paralyzing pain. The adverse reactions and contraindications of Shuxuetong Oral Liquid are not clear at present. Pregnant women should take it with caution or as directed by the doctor. This product should not be taken for a long time. It is recommended to be used under the guidance of a doctor. If patients have any discomfort, please go to a regular medical institution; if you need to use Shuxuetong Oral Liquid, it must be used under the guidance of a professional doctor.