Drugmakers add inactive ingredients to stabilize medications and sometimes to help the body absorb the active ingredients. But the inactive constituents can cause side effects in rare cases.
Treatment costs for the immunotherapy can run to more than $1 million. Some state Medicaid programs aren't paying for the treatment, and Medicare's complicated payment rates have hospitals worried.
The vast amount of data held in electronic medical records and insurance bills contains bits that could be useful in refining the use of approved for drugs. But how to find it?
Even big clinical studies can miss important drug side effects. Researchers, doctors and drugmakers are looking at patients' experiences posted on social media for clues on problems that were missed.
Scientists hunting cures for cancer hope to find therapies with fewer side effects. But there's also new evidence that old-style chemotherapy sometimes helps gentler treatments work better.
Women report more bad side effects from medicines than men do. Researchers say the discrepancy may stem in part from how biomedical research is conducted at its earliest stages in animals.
Around age 50, people may begin to forget things. This can be scary. But there are clear differences between the onset of dementia and totally normal, age-related lapses in memory.