Health Officials Say Some Vaccines Are Being Kept Too Cold

US health officials reported issues with coronavirus vaccine storage temperatures, with some doses being kept too cold. Vaccines are supposed to be stored at minus 70 degrees Celsius, but some reached minus 80, leading to replacements. The impact of these temperatures on vaccine safety and efficacy is under investigation. Pfizer faces manufacturing challenges and has sought US government assistance.

What temperature are the coronavirus vaccines supposed to be stored at?

• Minus 80 degrees Celsius

• Minus 70 degrees Celsius

• Minus 90 degrees Celsius

• Minus 50 degrees Celsius

What issue was reported with some vaccine doses delivered to California?

• They were stored at minus 60 degrees Celsius

• They were stored at minus 80 degrees Celsius

• They were stored at minus 90 degrees Celsius

• They were stored at minus 100 degrees Celsius

What are vaccine makers trying to determine about the colder storage temperatures?

• If it makes the vaccine more potent

• If it increases the vaccine's shelf life

• If it reduces the vaccine's cost

• If it affects the vaccine's safety or efficacy

What challenge is Pfizer reportedly facing?

• Regulatory limitations

• Distribution limitations

• Manufacturing limitations

• Storage limitations

Who has Pfizer asked for help with their manufacturing limitations?

• The US government

• The United Nations

• The European Union

• The World Health Organization