Transdermal Pharmaceutical Spray Formulations Comprising a Vp/Va Copolymer and a Non-Aquous Vehicle
First Claim
Patent Images
1. A transdermal spray formulation comprising:
- a) a pharmaceutically active agent;
b) 0.1% to 2.0% by weight VP/VA copolymer;
c) at least 60% by weight of a non-aqueous solvent; and
d) optionally a penetration enhancer, which, if present, is present in an amount of 0.01% to 5.0% by weight of the composition.
1 Assignment
0 Petitions
Accused Products
Abstract
Transdermal spray formulations containing a pharmaceutically active agent and methods for administering the same are provided. The formulations comprise the pharmaceutically active agent, a VP/VA copolymer and a non-aqueous vehicle. The formulations further comprise an anti-nucleating agent to prevent recrystallization of the pharmaceutically active agent and a penetration enhancer to increase the rate of drug delivery through the skin. Upon application to the skin, the present formulations dry to provide a film at the site of treatment.
15 Citations
20 Claims
-
1. A transdermal spray formulation comprising:
-
a) a pharmaceutically active agent;
b) 0.1% to 2.0% by weight VP/VA copolymer;
c) at least 60% by weight of a non-aqueous solvent; and
d) optionally a penetration enhancer, which, if present, is present in an amount of 0.01% to 5.0% by weight of the composition. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20)
-
Specification