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Merck
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Calcitriol (Vectical) for mild to moderate plaque psoriasis.

The Medical letter on drugs and therapeutics (2009-09-10)
ABSTRACT

The FDA has approved calcitriol ointment (Vectical--Galderma), a vitamin D analog, for topical treatment of mild-to-moderate plaque psoriasis in adults >or = 18 years old. Ointments are generally considered more potent than creams or solutions.

MATERIALS
Product Number
Brand
Product Description

Calcitriol, European Pharmacopoeia (EP) Reference Standard
Supelco
1α,25-Dihydroxyvitamin D3 solution, 5 μg/mL in ethanol, ampule of 1 mL, certified reference material, Cerilliant®
Sigma-Aldrich
1α,25-Dihydroxyvitamin D3, ≥97.0% (HPLC)
Sigma-Aldrich
1α,25-Dihydroxyvitamin D3, ≥99% (HPLC)