Alternative treatments for Acne The following products are considered to be alternative treatments or natural remedies for Acne. Their efficacy may not have been scientifically tested to the same degree as the drugs listed in the table above. What is the effectiveness and what are the potential side effects of complementary/alternative therapies in the treatment of adult acne and acne vulgaris in adolescents to adults, including. Acne Overview. Alternative Treatment For Acne Vulgaris. This guideline addresses the management of adolescent and adult patients who present with acne vulgaris (AV).