By Dr. Brian McDonough, Medical Editor

PHILADELPHIA (CBS) – You may or may not have ever experienced an allergic reaction to a medicine that you are taking but it is quite common to have that problem. That is one of the major reasons why we are so careful about prescribing drugs. We want to make certain they are necessary.

READ MORE: Major Preparations Underway At Jersey Shore, Philadelphia Region Ahead Of Winter Storm

Another major issue is when people take multiple medications.

READ MORE: Sources: Homicide Charges To Be Filed Against Man Who Allegedly Bludgeoned Woman To Death Inside Mount Laurel Home

Certainly there are times we need to take multiple medications and it is often more common as we get older. But as physicians we need to look at them quite carefully and if you are taking several medications you need to be aware of the potential interactions as well.

MORE NEWS: Sixers' Joel Embiid Named All-Star Starter For 5th Straight Season

As a consumer, as someone who takes medicine, you need to play detective. If you are experiencing unusual symptoms after taking medications it is worth checking into.