https://genericbucket.com/product/a-ret-hc-cream-hydroquinone-2-tretinoin-0-05-hydrocortisone-1-15gm A RET HC CREAM contains Hydrocortisone, Hydroquinone, Tretinoin which belongs to the group of medicines called Corticosteroids, De-melanising agents, Retinoids respectively. It is used to treat moderate to severe skin hyperpigmentation conditions such as chloasma or melasma (brown patches on the f