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Generated: September 20, 2017

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Title: Local anesthetic mixture for topical application, process for its preparation, as well as method for obtaining local anesthesia
Abstract:The present invention relates to pharmacological active preparations, especially local anesthetic preparations and deals with the problem of i a obtaining a solution of a local anesthetic agent in the form of its base, where the concentration is higher than otherwise possible. This problem has been dissolved according to the present invention thereby that one local anesthetic agent in the form of its base and as such having a melting point of 30.degree. to 50.degree. C., preferably prilocaine or tetracaine, is provided with one other local anesthetic agent in the form of its base and as such having a melting point of above 30.degree. C., preferably above 40.degree. C., preferably bensocaine, lidocaine, bupivacaine, mepivacaine, etidocaine or tetracaine which agents when brought and heated together form a homogenous oil having a melting of preferably below 40.degree. C., more preferably below 25.degree. C.
Inventor(s): Broberg; Berndt F. J. (Sodertalje, SE), Evers; Hans C. A. (Sodertalje, SE)
Assignee: Astra Lakemedel Aktiebolag (SE)
Application Number:06/684,458
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Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Sweden7713618Dec 01, 1977

International Patent Family for Patent: ► Subscribe

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Argentina218948► Subscribe
Austria364451► Subscribe
AustriaA859578► Subscribe
Australia4196078► Subscribe
Australia4202878► Subscribe
Australia524406► Subscribe
Australia525417► Subscribe
Canada1113399► Subscribe
Canada1118350► Subscribe
Germany2851369► Subscribe
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The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
Due to the complexity of determining patent expirations even in a single country, compounded by the diversity of global patent laws, it is advisable to have patent counsel verify freedom to operate.

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Serving 500+ biopharmaceutical companies globally:

Covington
Healthtrust
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Cantor Fitzgerald
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US Department of Justice
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Johnson and Johnson

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