Hie Doctor L Have Acne For Close To A Year

Hie doctor l have acne for close to a year now have tried many things but its not working was taking took doxycycline for 3 months but no change upto now applying adepele gel at night morning lm using benzoyl peroxide and spf 50 sunscreen 3 months now no change what should l use realy worried everyday new big pimples like boil