Safety and Efficacy Study of Two Dose Regimens of Becocalcidiol in the Treatment of Plaque-Type Psoriasis

Summary

The purpose of this study is to evaluate the efficacy and safety of two dosing regimens of QRX-101 ointment (75 mcg/g QD and 75mcg/g BID) in the treatment of plaque-type psoriasis when applied topically twice daily for 8 weeks

Timeline

Start

2004-09

Primary completion

—

Completion

2005-03

Publications

• Background Barker JN, Ashton RE, Marks R, Harris RI, Berth-Jones J. Topical maxacalcitol for the treatment of psoriasis vulgaris: a placebo-controlled, double-blind, dose-finding study with active comparator. Br J Dermatol. 1999 Aug;141(2):274-8. doi: 10.1046/j.1365-2133.1999.02975.x.
• Background Bourke JF, Berth-Jones J, Iqbal SJ, Hutchinson PE. High-dose topical calcipotriol in the treatment of extensive psoriasis vulgaris. Br J Dermatol. 1993 Jul;129(1):74-6. doi: 10.1111/j.1365-2133.1993.tb03315.x.
• Background Bourke JF, Berth-Jones J, Mumford R, Iqbal SJ, Hutchinson PE. High dose topical calcipotriol consistently reduces serum parathyroid hormone levels. Clin Endocrinol (Oxf). 1994 Sep;41(3):295-7. doi: 10.1111/j.1365-2265.1994.tb02548.x.
• Background Bourke JF, Iqbal SJ, Hutchinson PE. Vitamin D analogues in psoriasis: effects on systemic calcium homeostasis. Br J Dermatol. 1996 Sep;135(3):347-54.
• Background Frappaz A, Thivolet J. (1993). Calcipotriol in combination with PUVA: A randomized double-blind placebo study in severe psoriasis. European Journal of Dermatology. 3:351-354.
• Background Javitz HS, Ward MM, Farber E, Nail L, Vallow SG. The direct cost of care for psoriasis and psoriatic arthritis in the United States. J Am Acad Dermatol. 2002 Jun;46(6):850-60. doi: 10.1067/mjd.2002.119669.
• Background Krueger G, Koo J, Lebwohl M, Menter A, Stern RS, Rolstad T. The impact of psoriasis on quality of life: results of a 1998 National Psoriasis Foundation patient-membership survey. Arch Dermatol. 2001 Mar;137(3):280-4.
• Background Lamba S, Lebwohl M. Combination therapy with vitamin D analogues. Br J Dermatol. 2001 Apr;144 Suppl 58:27-32. doi: 10.1046/j.1365-2133.2001.144s58027.x.
• Background Lebwohl M, Ali S. Treatment of psoriasis. Part 1. Topical therapy and phototherapy. J Am Acad Dermatol. 2001 Oct;45(4):487-98; quiz 499-502. doi: 10.1067/mjd.2001.117046.
• Background Salmhofer W, Maier H, Soyer HP, Honigsmann H, Hodl S. Double-blind, placebo-controlled, randomized, right-left study comparing calcipotriol monotherapy with a combined treatment of calcipotriol and diflucortolone valerate in chronic plaque psoriasis. Acta Derm Venereol Suppl (Stockh). 2000;(211):5-8. doi: 10.1080/00015550050500022.
• Helfrich YR, Kang S, Hamilton TA, Voorhees JJ. Topical becocalcidiol for the treatment of psoriasis vulgaris: a randomized, placebo-controlled, double-blind, multicentre study. Br J Dermatol. 2007 Aug;157(2):369-74. doi: 10.1111/j.1365-2133.2007.08037.x. Epub 2007 Jun 26.

Drugs

Indications