The only ashwagandha that does work is the Himalaya brand, everything else is a junk, does not work because is a fraud. Ashwagandha itself does work, but to get you to have sex you would need not what's written on the bottle. Indians took one heaping table spoon to have intercourse.
With the hymalaya, take 3 pill at once, in 30 minutes two more, in another 30 minutes again two more. Sex is guaranteed. Don't be scared. For sex, this herb is taken in large quantities, just don't take it all at once and you will be happy.