Allicin use may cause adverse reactions such as tingling sensation, burning sensation throughout the body, absence of sweating, garlic odor, and irritation of mucosal tissues. Allicin is an antimicrobial drug, usually used for deep fungal and bacterial infections for which other anti-infective drugs are ineffective, and it can prevent and control acute and chronic bacillary dysentery, enteritis, whooping cough, fungal infections of the lungs, Candida albicans bacteremia, pulmonary tuberculosis, etc. Intravenous drip injection may cause tingling sensation, generalized burning sensation, and other adverse reactions, and the titration rate can be appropriately adjusted. Allicin can not be intramuscular and subcutaneous injection, so as not to irritate the skin and mucosal tissues, oral administration can not bite the agent, so as not to affect the efficacy of the drug, the patient if there are uncomfortable symptoms, it is recommended to go to the hospital in a timely manner to consult, clarify the condition of the physician under the guidance of the use of the drug treatment.