drugmaker

In large clinical trials sponsored by drugmakers Pfizer and Moderna, the vaccines achieved substantial protection against significant illness, with efficacy for older adults ranging from 87 percent to 94 percent.

Contrast that with pediatric vaccines, a familiar product for drugmakers.

Global drugmakers added to doubts raised about Britain’s strategy for giving Covid-19 vaccines to as many people as possible in the shortest amount of time.

Governments across the EU face growing questions over the slow pace of their vaccine rollouts, and shots from other drugmakers such as AstraZeneca Plc won’t be available for weeks at the earliest.