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U.S. Department of Health and Human Services

Safety

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Venlafaxine HCl Extended-release Tablets

Detailed View: Safety Labeling Changes Approved By FDA Center for Drug Evaluation and Research (CDER) – May 2012

 

Summary View

 

7 DRUG INTERACTIONS

7.14 Drug-Laboratory Test Interactions
  • False-positive urine immunoassay screening tests for phencyclidine (PCP) and amphetamine have been reported in patients taking venlafaxine. This is due to ....