Moderna Inc’s experimental COVID-19 vaccine is more stable than expected at temperatures that ordinary refrigerators can provide and can be distributed using existing cold-chain shipping and storage infrastructure.
That opens the door for its early use in hard to reach places that might not be appropriate for Pfizer Inc’s vaccine which needs ultra-cold storage.
Here are details of how it could be distributed.
HOW COLD IS COLD STORAGE?
Moderna’s vaccine is stable for up to six months at a temperature of minus 20 degrees Celsius (-4 F), about home freezer levels, when shipped and stored.
The company said it expects the vaccine