CPC A61K 31/7068 (2013.01) [A61K 31/198 (2013.01)] | 18 Claims |
1. A method of protecting brain neuronal cells comprising orally administering an effective amount of the combination of (a) citrulline or a salt thereof and (b) citicoline or a salt thereof to a human subject in need thereof, thereby protecting brain neuronal cells in the subject, wherein citrulline or a salt thereof and citicoline or a salt thereof are each orally administered at a dose of 100-300 mg/day.
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