Topical anesthetic for rapid local anesthesia and method of applying a topical anesthetic
AssigneeJuventio, LLC
InventorsDavid M. Cohen, Eugene R. Cooper
Life of this patent
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Abstract
The invention relates to a drug delivery system for the topical administration of anesthetic agents. For example, a topical anesthetic for rapid local anesthesia is provided. The topical anesthetic includes an anesthetic, volatile and non-volatile solvents, and an optional thickener. In addition, a method is taught for applying the topical anesthetic to the face of a patient without occlusion. The anesthetic is applied topically to an area for injection such that the dermatological procedure (cosmetic injections) can be performed in fifteen minutes.
Claims40
A drug delivery system for topical administration of a local anesthetic agent comprising 4% by weight lidocaine, 4% by weight propylene glycol, 4% by weight oleyl alcohol, 3% by weight hydroxypropylcellulose, 17% by weight polydimethylsiloxane, and 68% by weight isopropyl alcohol.
A drug delivery system comprising a local anesthetic agent, propylene glycol and oleyl alcohol in a ratio of 1:1 and a volatile component comprising a combination of hexamethyldisiloxane and isopropanol.
Dependencies are inferred from the claim text.