Thanks for writing in.
or pimple are common in your age group.It is a hormonal
disorder. It has nothing to do with masterbation.
You can use clina gel twice daily and brevoxyl face wash.
Few treatments like cryotherapy
and chemical peel can help to treat acne effectively.
Visit a qualified dermatologist
who can offer you these procedures.
Sleepy ness and lack of concentration can occur due to masterbation .Just reduce the frequency and you will be fine.
Hope this helps.