Anthralin, also known as Dithranol, is a hepsin activity inhibitor used for treatment of psoriasis Inhibition of hepsin activity suppresses the invasive growth of the tumor. Anthralin exerts a direct effect on keratinocytes and leukocytes. Anthralin significantly prolonged the prophase of mitotic keratinocytes in subtoxic doses and suppressed the expression of keratin 6 mRNA in the immediately suprabasal layer of psoriatic epidermis in vivo. Anthralin also inhibits the transformation of lymphocytes and the release of reactive oxygen species from activated leukocytes, in vitro.

Providing storage is as stated on the product vial and the vial is kept tightly sealed, the product can be stored for up to 24 months.
Wherever possible, you should prepare and use solutions on the same day. However, if you need to make up stock solutions in advance, we recommend that you store the solution as aliquots in tightly sealed vials at -20°C. Generally, these will be useable for up to one month. Before use, and prior to opening the vial we recommend that you allow your product to equilibrate to room temperature for at least 1 hour.