Generally, patients can still grow back after going through a period of wild hair loss with Minoxidil. Minoxidil belongs to the peripheral vasodilator, mainly used for the treatment of androgenetic alopecia, baldness, hair loss after chemotherapy, etc. Hair loss patients in the first use of Minoxidil about 1 to 2 months, some patients will experience a wild hair loss period. This is a phase of hair follicles adapting to the new environment. After the hair follicles have established their own blood transport system, they will recover and the hair will grow back again. Minoxidil can usually only be used topically on the scalp, some patients may experience mild dermatitis, mild erythema and itching on the scalp after use, and this drug should be contraindicated in patients who are allergic to the ingredients of Minoxidil. It is recommended that patients strictly follow the doctor’s instructions, actively cooperate with the doctor’s treatment, pay attention to the observation of the reaction after the use of medication in life, once the condition worsens or other uncomfortable symptoms should be timely medical treatment.