While drinking, take about 100 mg of piracetam in beer (causes foaming at first) or a cup of coffee now and then.
probiotics, such as acidophilus, etc.
Cysteine, vitamin C, vitamin B1 (thiamine) and a bioflavonoid taken together reduce blood acetaldehyde levels. I usually use 500 mg cysteine, 500 mg vitamin C, 100mg B1 and a bioflavanoid, such as rutin or hesperidin.
Mervin J. Moldowan, Carol Moldowan
Composition and method for reducing hangover
Patent US4496548, 1983
Composition for prevention or treatment of an alcohol hangover
Patent US2005271754, 2005
Chan Sik Kim
Composition for lowering the concentration of alcohol in blood containing extracts of pepino and method for producing the same
Patent US6713091, 2004
Ramazan Amanvermez, Özgür K. Tunçel, Şerif Demir, Mehmet Kefeli, Yüksel Bek, Cemil Çelik
Protective effects of cysteine, methionine and vitamin C on the stomach in chronically alcohol treated rats
J. Appl. Toxicol., 2008, 28(5), 591-598
Take 2 aspirin before going to bed.
Hawthorne berries reduce blood pressure levels and tend to reduce a hangover, too.