How much promethazine is to much?

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  • Anonymous
    8 months ago

    For insomnia or travel sickness 25-50mg. This is the adult dose and it will send them to sleep. Any more than the directed dose is too much.

  • Anonymous
    8 months ago

    Too much for what? I've seen it knock elderly people out for days when given in small IV doses ...especially in conjunction with a narcotic.

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