Dopamine Agonists: US FDA Orders Safety Labeling Changes But Not Boxed Warnings
Agency denies citizen petition requests for boxed warning on risk of impulse control behaviors and other psychiatric disorders with the class of drugs used to treat Parkinson’s disease and restless legs syndrome, but agrees with one petitioner that some safety-related changes are warranted.
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Consumer group's languishing petition seeks class-wide REMS on risk of impulse control adverse events, such pathological gambling, hypersexuality, compulsive shopping, and binge eating caused by dopamine agonists.
Advisory committee votes 14-2 that melflufen’s benefit-risk profile is unfavorable in the current accelerated approval indication for fifth-line treatment of multiple myeloma; panel rejects sponsor’s attempt to rely on post hoc analyses to 'carve out' a subpopulation that, it asserts, is responsible for negative overall survival trend in OCEAN confirmatory trial.
Adverse trend in overall survival, tolerability concerns, and uncertainty regarding the dose suggest the PI3K inhibitor's benefit-risk profile in its current indications is unfavorable, FDA says. Secura Bio asserts OS data are confounded and safety issues are the same as at initial approval.