Keeping track of when to take which prescriptions can be very confusing. But failing to do so could end in a trip to the hospital. And seniors on psychoactive medications might need to take extra care.

Without the correct medical information, mental health patients can miss medication doses or have bad drug interactions. According to a recent study, elderly mental health patients may be taking medications not listed in their charts.

Doctors often have to make choices about medications for children based on information about adults. Research about drugs for children is limited.

It may seem normal for elderly people to become confused or forgetful, but this is not usually just "normal aging." Severe confusion can be an indication of delirium.