How to treat acne vulgaris?

Hello sir…. I have acne problems from last 3 months.
I am taking following
pills n gel
acutret 30 mg
aziclass 500
bplex forte
nilac gel (clindamycin phosphate and nicotinamide)
Persol gel (benzoyl peroxide)

I am taking them for one and half month.
my acne vulgaris had reduced but not completely.

would you please prescribe treatment and precautions. How to get rid of pimples?