Acne (acne vulgaris, common acne) is a disease of the hair follicles of the face, chest, and back that affects almost all teenagers during puberty-- the only exception being members of a few primitive Neolithic tribes living in isolation. Isotretinoin capsules are a very effective treatment for severe acne (spots). This medicine can have serious side effects, however, so it must be prescribed and supervised by a doctor. Isotretinoin also comes as a gel that you put on your skin, if you are looking for information on this, read Accutane (isotretinoin) is a powerful medication that is approved for people with severe acne that is non-responsive to other treatments. It is the most effective medication on the market for acne, but also comes with a worrying list of side effects, some of which can be lifelong. For severe, widespread, and scarring acne, isotretinoin (often known by its original brand name, Accutane) is an option. Isotretinoin is an oral treatment which is normally prescribed for 15-20 weeks and produces long-term remission of acne symptoms in about 2/3 of people who take it, but comes with a large range of side effects, some of which. INTRODUCTION. Acne vulgaris is a common skin disease that frequently results in scarring. Scars secondary to acne can lead to physical disfigurement and the psychosocial impact can be profound. What is Differin? How Does it Work? Differin Gel (adapalene 0.1%) is the first and only retinoid available OTC for the treatment of acne. A retinoid is simply a derivative of vitamin A. Doctors give trusted answers on uses, effects, side-effects, and cautions: Dr. Calderon on dermaroller while on isotretinoin treatment: While differin gel (adapalene) likely will not have a great effect on photodynamic therapy or an interfering effect on the common photosensitizers that are used, i would nonetheless consult your treating physician. Acne is a chronic inflammatory disease of the pilo sebaceous follicles. Acne is rare in children and old age. The sites involved are the seborrheic areas rich in sebaceous glands mainly face, upper chest , back and the shoulder areas. Although acne is not physically disabling, its psychologic impact can be striking, contributing to low self-esteem, depression, and anxiety. As a result, there Special Prescribing Requirements. Because of Accutane (isotretinoin) 's teratogenicity and to minimize fetal exposure, Accutane (isotretinoin) is approved for marketing only under a special restricted distribution program approved by the Food and Drug Administration.