And after you take the medicine, be aware of any change in effectiveness or side effects.

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He comes when you call him, he can keep your daily routines and he reminds you when you have to take your medicine or reviews your agenda for the day.

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If you take me properly I can be a good medicine.

BBC: CBBC Newsround | ALCOHOL DRUGS TOBACCO | Which drug am I?

It's called the Pleo Reborn (or "RB" for short) and the primary features are these: a lithium-polymer battery good for two hours of continuous use, a much tougher hide, and an RFID "sense of smell" that lets it interact with a variety of optional accessories to "eat, " take medicine for virtual injuries and learn new tricks as you go.

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You keep it in camp, stick the zipper on and take your medicine.

BBC: Zinzan Brooke column