Isotretinoin [ 4759-48-2 ]

EP5.0. From isopropanol get orange red flake crystallization, melting point 174 to 175 ℃. UV maximum absorption: 354nm (search-evade antagonistic 39800). Acute toxicity LD50 (20 days) mice, rats (mg/kg) : 904,901 intraperitoneal injection, 3389 > 4000 oral. For vitamins A drugs, having A strong and quick restrain skin gland proliferation and differentiation process function, to severe section shape cystic acne have efficiently. This product is good, and absorb intestines and stomach local drug is invalid. For other drug therapies serious acne, cystic acne, party sex acne, of rosacea, ichthyosis, hair follicle Angle of disease and hair skin disorders such as red KangZhen also have certain effect.