Safe: They are safe in limited quantity but the problem is when people take too many and experience caffeine intoxication.
Answered 9/28/2016
5.5k views
NoDoz (caffeine): Caffeine possible side effects: nervousness, insomnia, restlessness, irritability feeling hyper, ringing in ears, rapid or irregular heart rate, nausea, vomiting, GI upset, shakiness, dizziness or allergic reaction.
Answered 8/18/2014
3.8k views
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