On December 11 or 12, "hopefully, the first people will be immunized across the United States, across all states in all the areas where the state departments of health will have told us where to deliver the vaccines", Slaoui said.
Also earlier this month, USA biotechnology company Moderna released preliminary data, saying its COVID-19 vaccine appears to be 94.5 percent effective.
Vaccines will be distributed based on each state's population, Dr Slaoui said.More news: Polis announces dial changes, special legislative session targeted at COVID-19 relief
He said that by May, with potentially 70 percent of the population having been vaccinated, the country could attain "herd immunity", meaning the virus can no longer spread widely - and that people can move closer to resuming their pre-coronavirus way of life.
A woman holds a small bottle labeled with a "Coronavirus COVID-19 Vaccine" sticker and a medical syringe in front of displayed Pfizer logo in this illustration taken, October 30, 2020. Read on to find out who will likely top the list, and for more advice from Fauci, check out the 4 Places Dr. Fauci Says He Wouldn't Go Right Now.
The head of the US COVID-19 vaccine programme as said the first immunizations in America could happen as early as on December 12, just two days after the FDA advisory committee's meeting to discuss Pfizer Inc's request for an emergency use authorization for its COVID-19 vaccine candidate.More news: Timberwolves Select Edwards, Bring Rubio Back
He continued: "I really hope and look forward to seeing the level of the negative perception of the vaccine decrease and people's acceptance increases". More than 1.2 million have died worldwide. Pfizer's application will be reviewed by an FDA advisory committed on December 10.
On August 11, the Sputnik V vaccine was registered by the Ministry of Health of Russian Federation and became the world's first registered vaccine against COVID-19 based on the human adenoviral vector platform.
On 11 August, Russia became the first country in the world to register a coronavirus vaccine, dubbed Sputnik V. The vaccine, which is based on a human adenoviral vector platform, was developed by the Gamaleya Research Institute of Epidemiology and Microbiology and is now completing phase 3 clinical trials.More news: Guterres: We've been slow to acknowledge racism inside UN
Slaoui, a former executive at GlaxoSmithKline and board member at biotech company Moderna, said he expected that children would be able to receive the vaccine by the middle of next year, and said there needed to be "expedited" trials before the vaccine became available to children.