Generic Bupropion XL Must Be Retested; Teva/Impax 300 mg Withdrawn After Efficacy Concerns
In what appears to the first downgrade of a generic equivalency based on patient complaints, FDA changes the high dose of the Teva/Impax product from AB to BX. The four other generic manufacturers of 300 mg bupropion extended-release must conduct their own bioequivalence tests, but FDA does not expect problems because they are differently formulated than the Teva/Impax version.
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With the deadline for comments on the US FDA’s draft guidance less than a month away, the Pink Sheet offers an infographic outlining what the agency is expecting in diversity action plans and when that might be implemented.
Cardiovascular and Renal Drugs Advisory Committee will consider whether open-label extension data from a randomized trial that failed its primary endpoint, along with a historical control comparison, are enough to support approval in the ultra-rare disease.
Recent ODAC meetings suggest the FDA will expand focus beyond applications with pending approval decisions to refining trial designs and drug labels for competitors.
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Cardiovascular and Renal Drugs Advisory Committee will consider whether open-label extension data from a randomized trial that failed its primary endpoint, along with a historical control comparison, are enough to support approval in the ultra-rare disease.
Recent ODAC meetings suggest the FDA will expand focus beyond applications with pending approval decisions to refining trial designs and drug labels for competitors.
The agency also should explain the potential consequences for sponsors if enrollment goals are not met, stakeholders say in comments on the DAP draft guidance. Some commenters urged the FDA to apply waiver criteria flexibly, especially for rare diseases.