It's too soon to know if the antiviral compound tested in 2014 as a potential Ebola treatment will hobble the coronavirus. Lab tests show promise, but studies in people with COVID-19 have only begun.
The U.S. Food and Drug Administration treats most data it gets on the development of new drugs and medical devices as confidential to companies. Critics say making the data public would help patients.
One man died and five others were injured in a clinical trial in France this year. Trials like those depend on healthy people willing to take experimental medications in return for cash.
In January, one person died and five others were hospitalized during a test of an experimental drug in western France. Scientists are still trying to figure out exactly what went wrong.
Jacobus Pharmaceutical freely gives its experimental drug to patients with a rare disease. Now a rival wants FDA approval to sell its own version — and expects to charge at least $37,500 per year.
Some companies have bought the patents for old drugs, then abruptly upped the prices — from $13 per pill to $750 in one case. Irate senators call it price gouging.
The cost of medication to treat multiple sclerosis has risen much faster than inflation, even for older drugs. Patients and insurers say manufacturers' subsidy programs have helped, but not enough.
Drugs made from proteins or antibodies are difficult for rival manufacturers to copy. The Food and Drug Administration just approved a copycat drug for cancer patients that shows it can be done.