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Tretinoin
Chemical name: 9,13- two methyl -7- (1,1,5- methyl -5,6 dilute) -7,9,11,13- nonyl four diluted -15 acid
Molecular formula: C20H28O2
Molecular weight: MW 300.44
Appearance: yellow or pale orange crystalline powder and vitamin A acid
Content: 97.0--103.0%
Quality standard: USP32
Category: skin keratinization medicine, cell differentiation agent
Properties: yellow or pale yellow crystalline powder: slightly soluble in ethanol or chloroform, insoluble in water.
Pharmacological effects: metabolic intermediate the strains of vitamin A, mainly affecting the growth of epithelial cells and bone metabolism, promote epithelial hyperplasia, horny dissolving effect.
Indications: cell differentiation agent.Suitable for acne vulgaris, lichen planus (including oral lichen planus), vitiligo, pityriasis rubra pilaris and facial pityriasis simplex.Can also be used for psoriasis (psoriasis) of adjuvant therapy, can also be used for multiple verruca vulgaris and dyskeratosis class of various skin diseases such as ichthyosis, keratosis follicularis etc..
Experimental research shows that, vitamin A acid on a variety of chemical carcinogens, inhibiting effect on tumor virus MSV in the carcinogenesis of.The recent research pointed out that vitamin A acid can inhibit cell proliferation, induced leukemia cell differentiation and maturation, on acute promyelocytic leukemia type M3 complete remission rate is about 90%, and its efficacy has been confirmed and accepted.
Packaging: 0.5 kg * 10/ carton
Storage: shading, sealing, preservation. |
