Amlodipine is a calcium channel blocker, a first-line long-acting antihypertensive drug, which may affect sexual function and cause erectile dysfunction in patients, for men who are preparing for pregnancy, if sexual dysfunction occurs after taking these drugs, it is recommended that patients can switch to antihypertensive drugs of the pulley and sartan classes, which have no effect on the sexual function of male patients. The representative drugs are perindopril, fosinopril, temisartan, crosartan, etc. There are also alpha-blockers, which not only have no effect on sexual function, but also may have a certain improvement effect. Representative drugs are terazosin, prazosin, and alpha blockers like alpha blockers may have postural hypotension at the beginning of the dose.