For some of the powerful drugs used to fight infection and cancer, there's only a small difference between a healing dose and a dose that's large enough to cause dangerous side effects.
Lithium can help with the symptoms of both bipolar illness and depression if used at the proper dosage. Amounts that are either too little or too much can have harmful effects.
Sensor could help patients stay on top of their meds miragenews.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from miragenews.com Daily Mail and Mail on Sunday newspapers.