Claims for Patent: 9,180,194

Summary for Patent: 9,180,194

Title:	Method and composition for transdermal drug delivery
Abstract:	The invention is directed to a transdermal drug delivery composition which includes at least one physiologically active agent; and at least one volatile solvent; and at least one viscosity modulating agent. The invention extends to methods of administering such a composition to a subject and treatment of subjects using the composition.
Inventor(s):	Dipietro; Tony (Templestowe Lower, AU), Humberstone; Andrew (Vaud, CH), Gonda; Igor (South Yarra, AU), Watkinson; Adam (Lympne, GB), Setiawan; Kerrie (South Yarra, AU), Wilkins; Nina (Kensington, AU)
Assignee:	ACRUX DDS PTY LTD (West Melbourne, Victoria, AU)
Application Number:	14/509,404
Patent Litigation and PTAB cases:	See patent lawsuits and PTAB cases for patent 9,180,194
Patent Claims:	1. A method of increasing the testosterone blood level of an adult male subject in need thereof, comprising applying to at least one axilla of the subject in a non-occlusive manner, a transdermal composition comprising: (a) testosterone; (b) from 40% to 99% v/v of volatile solvent selected from ethanol, isopropanol and mixtures thereof; and (c) from 0.01 to 15% w/v of octyl salicylate. 2. A method according to claim 1, wherein the composition further comprises from 1-5% w/v of thickener. 3. A method according to claim 2, wherein the thickener is polyvinylpyrrolidone. 4. A method according to claim 1, wherein the adult male subject is suffering from androgen deficiency. 5. A method according to claim 1, wherein the adult male subject is suffering from hypogonadism. 6. A method according to claim 5, wherein the testosterone is applied in an amount to provide a serum level in the range of from 300 to 1000 ng/dh.