With given history, I feel that you may be having follicultis.
It is adisease of hair follicles. And look like acne lesions.
It is a bacterial infection of hair follicle, caused by staphylococci..
You should be investigated and ruled out certain diseases..like DM,HIV,anaemia
and other immunocompromised conditions.
For that, you consult dermatologist
Antibiotics for long time might improve the disease.
Apply antibiotic cream like mupirocin
on the lesions.
Have bath with water containing dettol
Improve immunity by nutritious food and immunobusters.
Improve hygiene and have good sleep.
Avoid stress as it might worsen immunity and cause infection.
I hope you got my answer.
Dr. Ilyas Patel MD