Pfizer pauses global sales of Chanitix (aka Champix [varenicline]) over possible carcinogen contamination
Pfizer has identified increased levels of nitrosamines, which are potentially cancer-causing agents. It indicated it was pausing distribution out of an abundance of caution & would continue investigations, currently highlighting benefits outweigh very low potential risks, if any.
Source:
Biospace Inc.
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SPS commentary:
A Supply Disruption Alert recently issued by the DHSC advises on alternative management options.