Niacin ER/Simvastatin Receives FDA Approval for New Dosage Strengths DG News The niacin ER/simvastatin 40 mg strengths will be available in early August 2010. Treatment guidelines endorsed by the National Cholesterol Education ... FDA approves additional strengths of Simcor Drug Store News Abbott's SIMCOR (R) ( niacin extended-release / simvastatin ) Receives FDA ... Read more »