Not sure if this is asking people what they take versus asking or recommendations. Anyway, I've taken adrafanil which is legal in the US at least because I hav

Not sure if this is asking people what they take versus asking or recommendations. Anyway, I've taken adrafanil which is legal in the US at least because I have a erratic and often brutal sleep schedule. It does for me what I always thought caffeine was supposed to do, but never did for me: provide a subtle, but noticeable wakefulness effect even under multiple days of not having slept.