| CPC A61K 31/522 (2013.01) [A61K 45/06 (2013.01)] | 13 Claims |
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1. A method for increasing energy in a subject comprising administering to the subject a composition comprising an effective amount of 1-methylxanthine, wherein the amount of 1-methylxanthine administered is from about 50 mg to about 400 mg.
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