Does your drug cause sweating? You might be surprised at how many meds can cause hyperhidrosis. Stopping them suddenly can be even worse!
Many medications can interfere with good nutrition. If you are taking pills for certain conditions, perhaps you should be taking vitamin supplements.
The antidepressant paroxetine plus dextromethorphan in a common cold medicine sent a reader to the hospital. Beware serotonin syndrome!