British health officials recommended that people with severe allergy reactions not be given the vaccine. Such reactions to vaccines are rare, even in people who have allergies to food or bee stings.
Author: DENISE GRADY
Early Data Show Moderna’s Coronavirus Vaccine Is 94.5% Effective
Moderna is the second company to report preliminary results from a large trial testing a vaccine. But there are still months to go before it will be widely available to the public.
Moderna Coronavirus Vaccine Test in Monkeys Shows Promise
This coronavirus vaccine developed by government researchers and Moderna enabled the animals to quickly clear the infection from their lungs.
Moderna and Pfizer Begin Late-Stage Coronavirus Vaccine Trials
The studies each aim to enroll 30,000 people and determine whether the vaccines are safe and effective.
Researchers Debate Infecting People With Coronavirus to Test Vaccines
The technique, called a human challenge trial, has been used to evaluate other vaccines.
New Study Finds Hydroxychloroquine Did Not Prevent Covid-19
The first carefully controlled trial of hydroxychloroquine given to people exposed to the coronavirus did not show any benefit.
Malaria Drug Taken by Trump Is Tied to Increased Risk of Heart Problems and Death in New Study
The drugs did not help coronavirus patients, and should not be used outside clinical trials, researchers said.
Malaria Drug Helps Virus Patients Improve, in Small Study
A group of moderately ill people were given hydroxychloroquine, which appeared to ease their symptoms quickly, but more research is needed.
Trial of Coronavirus Vaccine Made by Moderna Begins in Seattle
Healthy volunteers will test different doses of the first vaccine to find out if it is safe.
Haunted by a Gene
For the first time, Nancy Wexler reveals that she has inherited the disease she has spent her life studying.