FDA eases Pfizer COVID-19 vaccine transport, storage temperatures

The Food and Drug Administration (FDA) mentioned Thursday it’s permitting extra versatile transport and storage temperatures for the Pfizer-BioNTech coronavirus vaccine. The change permits transportation and two-week storage at -25 levels Celsius to -15 levels Celsius, which is usually present in pharmaceutical freezers and fridges. 

Pfizer beforehand mentioned the vaccine has demonstrated stability when saved at these temperatures and the approval would permit better flexibility for transport, distribution and pharmacies’ and vaccination facilities’ administration of the shot.

The vaccine was first licensed to be saved in an ultra-cold freezer at temperatures between -80 levels Celsius and -60 levels Celsius, and might stay saved at these temperatures for as much as 6 months. They are shipped in specially-designed thermal containers that can be utilized as momentary storage for a complete of as much as 30 days by refilling with dry ice each 5 days. 


The extremely chilly chain requirement for Pfizer’s vaccine has been a big logistical snag within the nation’s vaccination marketing campaign. Thawed vials can’t be refrozen, and experiences have documented wasted vials as they spoiled, amid a backdrop of restricted provide points nationwide. In some instances, suppliers scrambled to manage doses earlier than the jabs spoiled, additionally true for Moderna, typically leading to vaccinations amongst lower-priority people.

“Pfizer submitted knowledge to the FDA to help this different temperature for transportation and storage,” Dr. Peter Marks, director of the FDA’s Center for Biologics Evaluation and Research, mentioned in a launch posted Thursday. “This different temperature for transportation and storage of the undiluted vials is critical and permits the vials to be transported and saved underneath extra versatile situations. The different temperature for transportation and storage will assist ease the burden of procuring ultra-low chilly storage gear for vaccination websites and may assist to get vaccine to extra websites.”


The change doesn’t apply to thawed vials, which might final within the fridge for 5 days earlier than dilution, and 6 hours after dilution.

“We have been repeatedly performing stability research to help the manufacturing of the vaccine at industrial scale, with the aim of creating the vaccine as accessible as potential for healthcare suppliers and folks throughout the U.S. and all over the world,” Albert Bourla, Pfizer’s chairman and chief govt officer, mentioned in a earlier information launch. “We recognize our ongoing collaboration with the FDA and CDC as we work to make sure our vaccine could be shipped and saved underneath more and more versatile situations. If accredited, this new storage choice would provide pharmacies and vaccination facilities better flexibility in how they handle their provide.” 

Fox News’ Alexandria Hein contributed to this report.

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