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.

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

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 ...

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 ...

FDA warning on topical finasteride: The FDA issued a warning about the topical form of finasteride (generic Propecia), often sold by telehealth companies, due to reports of serious side effects ...

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

GLP-1 weight loss drugs such as Ozempic and Wegovy have taken the world by storm. But some side effects, from the accepted - ...

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 ...