Hi I Have Been Visited Dr For Increasing My Size

Hi I have been visited Dr for increasing my size and after scanning he gave prescribed me for stalion and get go 20 and jackjoy after few days I suffered eye cyst so I worried and stopped taking medicine and found I got sudden lost erectile when I having inter course so went back to Dr he prescribed me for jackjoy nano leo powder and tadalafil. Do I need to take tis medicine for life long I just 29 years old. If I stop taking these medicines wht would be the impact? Shall I take tis medicine only when I having sex? Or daily? .