I'm not sure the potential risk of side effects of the drugs in question are worth such a change. I don't know how old you are, but your libido might also diminish over time.
I used to have similar thoughts as a teenager, so I understand the sentiment, but like everything else at that age, those concerns seem minute in hindsight.
How much fun do you have? Increasing hedons might yield a more efficient balance.
I'm in my 20's and 'have fun' a few of times a year..(no steady partners)
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