Taking more than the recommended dose may not increase this drug's effectiveness and may increase your risk for side effects.

This device, however, may increase the risk for ectopic pregnancy, and hormonal side effects, such as bloating.

This can increase your risk for serious side effects or may cause your medications not to work correctly.

However, it should not be used with other long-acting inhaled beta agonists (e.g., formoterol, salmeterol) since this may increase your risk for side effects.

It is very important to carefully read the label of all nonprescription medications you are taking.In this example, if you were taking Tylenol PM, and also taking acetaminophen for headaches, then you may accidentally take too much acetaminophen in one day, which can increase the risk for long-term side effects such as liver problems.

Check all prescription and nonprescription medicine labels carefully since many contain pain relievers/fever reducers (acetaminophen, NSAIDs such as aspirin, ibuprofen or naproxen) which if taken together with diflunisal may increase your risk for side effects.

Check the labels on all your medicines (e.g., cough-and-cold products) because they may contain additional antihistamines that could increase your risk for side effects.