my age is 22 and i want to increase my penis size upto 6 inches(now 4 inches) and width also. i have intercourse 2-3 min.(premature ejaculation).and i want to increase upto 45 min -01hour. please tell me what herbel medicine can help me in both cases and where these are available in Bangladesh. i want to have my sex lifeupto 50-60 yrs.please also tell me that course time and what will effect after completion of course of these medicines. will my sex power get down or not , if not then upto what age these will be effective.