Tretinoin, otherwise called all-trans retinoic acid (ATRA), belongs to the class of drugs called retinoids and is used in the treatment of acne. It prevents acne by affecting the growth of skin cells. The side effects include sun sensitivity, peeling of the skin, and skin redness.
Striae or Stretch Marks
Stretch or striae marks commonly occur during puberty and pregnancy. Please read the article to know the causes, symptoms, risk factors, and management of this cosmetically concerned disease

Tretinoin - Uses, Dosage, Side Effects, Drug Warnings, and Precautions
Tretinoin is a drug utilized for the treatment of acne and pigmentation of the skin. Refer to this article to know more in detail.