Oprah Winfrey says she had one big main side effect from taking a GLP-1 weight-loss drug: constipation. She reveals the ...

Valacyclovir is a generic drug that’s prescribed for certain viral infections in adults and certain children. As with other drugs, valacyclovir can cause side effects, such as headache and nausea.

Naltrexone is a generic prescription drug used to treat certain substance use disorders. Naltrexone oral tablet does not come in any brand-name versions. This drug can cause mild to serious side ...

Fever, chills, sore throat, cough… the list of common flu symptoms goes on. Fortunately, the antiviral drug Tamiflu ...

Learn the side effects of missing a dose of Ozempic, Wegovy, and similar drugs. Experts explain potential impacts, risks, and ...

Some people have allergies to specific medications, and others may experience idiosyncratic reactions to individual drugs. But differences in the way your body metabolizes drugs might render you prone ...

Wellbutrin (bupropion) is a prescription drug that’s used to treat depression. Wellbutrin can cause side effects that range from mild to serious. Examples include dry mouth, changes in weight, and ...

More common side effects of Viagra include flushing, indigestion, vision problems, nasal congestion, and headaches. While most mild side effects are temporary, some serious side effects like ...

Pharmaceutical patent protection can be extended when drug companies bring newer products to market before their first patent ...

Biologic medications are drugs that target specific parts of your immune system to treat disease. If you have a condition like psoriatic arthritis, biologics can make a big difference. They can ease ...

Researchers have discovered how drugs can affect various membrane-spanning proteins in addition to their intended target, potentially causing unwanted side effects. The results illuminate one of the ...