I don't think so. It's supposed to be non-sedating. According to the list of side effects, very rarely apparently, lethargy can result as a side effect, (this seems odd, because 'lethargy' and 'sleepiness' aren't that different, I would have thought) but the percentage is small on this. Drooling is pretty common, and occasionally diarrhea. (So I hear from the list I just read)
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