...L. Valzelli; S. Bernasconi; A. Sala Piracetam has been administered to young and old mice to investigate whether the age may differently modulate the activity of this centrally acting drug. After piracetam administration, old mice showed a notably greater increase of their brain tryptophan than...

...J. Kabeš; J. Pišvejc; L. Hanzliček; V. Skondia In a double-blind crossover placebo controlled trial the effectivity of piracetam in neuroleptic-induced extrapyramidal side effects was confirmed. 40 psychotic patients treated with neuroleptics in an average daily dose equal to 600 mg...