At present, there is no specific drug for the treatment of ejaculation disorder, and the more commonly used drugs are generally mostly off-label applications. The first, levodopa. This drug can increase the excitability of the ejaculatory center by activating the dopa system in the brain and inhibiting 5-hydroxytryptamine, and some patients can ejaculate after taking it. The second kind, ephedrine. This drug needs to be taken half an hour before sex, it is able to enhance the contraction of the smooth muscle of the ejaculatory ducts, promote the role of ejaculation. But ephedrine this kind of drug, at present belongs to the poisonous narcotic drugs, management is very strict, only anesthesiology doctors have the right to prescribe, ordinary doctors do not have the right to prescribe. The third type, Midodrine. This drug is an adrenergic agonist, which was originally used to treat upright hypotension, syncope, and urinary incontinence, but some studies have shown that Midodrine has an effect on patients with ejaculatory disorders. One study reported that 50% of patients experienced ejaculation after taking Midodrine orally.