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Brent G. Petty, M.D.

Brent G. Petty, M.D., is an associate professor of medicine in the division of clinical pharmacology at the Johns Hopkins University School of Medicine, Baltimore.

Latest by Brent G. Petty, M.D.

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List of Drugs Older Adults Should Avoid

Ten types of medications should be avoided by older adults. Ten types of medications should be avoided by older adults. If you’re taking any of the following drugs, ask your doctor whether there are safer alternatives.

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Risk Factors

4 Drugs That Can Send Older Adults to the E.R.

The following drugs are responsible for seven in 10 emergency hospitalizations among adults 65 and older, according to the Centers for Disease Control and Prevention:

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Why Using Just One Pharmacy Is a Good Idea

Your local pharmacist is trained to help you with medication issues: side effects and interactions you’re most likely to encounter.

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Medication Safety for Older Adults

For people ages 65 and older, drug safety takes on special importance. Older adults are more likely to experience side effects from prescription drugs than young people are, partly because of physiological changes in the body that commonly accompany ...

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The Deal on Generic Drugs vs. Brand Names

Increasingly, Americans are using generic drugs: More than 80 percent of prescriptions in the United States are now for generics.