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Claims for Patent: 6,020,001

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Claims for Patent: 6,020,001

Title: Compositions for treating migraine
Abstract:A pharmaceutical composition for oral adminstration comprising a film-coated solid dosage form including 3-[2-(dimethylamino)ethyl]-N-methyl-1H-indole-5-methanesulphonamide or a pharmaceutically acceptable salt or solvate thereof as active ingredient. The film-coated solid dosage forms are of use in the treatment of conditions associated with cephalic pain, in particular migraine.
Inventor(s): Phillips; Anthony John (Ware, GB), Winterborn; Ian Keith (North Mississauga, CA), Padfield; John Malcolm (Middlesex, GB)
Assignee: Glaxo Group Limited (Greenford, GB)
Application Number:09/121,530
Patent Claims: 1. A pharmaceutical composition for oral administration comprising a film-coated tablet containing 3-[1-(dimethylamino)ethyl]-N-methyl-1H-indole-5-methanesulphonamide succinate (1:1) salt as active ingredient, and a pharmaceutically acceptable carrier or excipient.

2. A pharmaceutical composition as claimed in claim 1 wherein the film coating comprises a polymer.

3. A pharmaceutical composition as claimed in claim 2 wherein the polymer is hydroxypropyl methylcellulose.

4. A pharmaceutical composition as claimed in claim 1 wherein the film coating comprises 2 to 5% w/w based on the weight of the solid dosage form.

5. A method of treating a man suffering from migraine which comprises administering the composition of claim 1 to the man.

6. A process for the preparation of the pharmaceutical composition of claim 1 which comprises applying a film coating to a tablet containing 3-[1-(dimethylamino)ethyl]-N-methyl-1H-indole-5-methanesulphonamide succinate (1:1) salt as active ingredient, and a pharmaceutically acceptable carrier or excipient.

7. A pharmaceutical composition as claimed in claim 1 which comprises 20 to 200 mg of active ingredient.
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