Several factors are usually considered to cause acne
such as diet, stress, genetic, dirt hormonal
imbalances, cosmetics, work-related and drugs.
Treatment options include topical and oral antibiotics, topical retinoids, hormonal therapy, dermabrasion , phototherapy and laser resurfacing. Normally a combination of treatments is followed and if nothing proves effective then dermabrasion and laser therapy are useful. You can discuss these treatment options with your dermatologist.