NIACINAMIDE ER 500 MG TABLET Home NIACINAMIDE ER 500 MG TABLET Create Review Review drug Rate this Medicine 1 5 Click the bar to set your rating Your Nickname Please do NOT use your real name. Comments (optional) Time on Medication Select time on medicationLess than 1 month1 to 6 months6 months to 1 year1 to 2 years2 to 5 years5 to 10 years10 years or more Did your insurance cover this drug? (optional) Yes No Not Sure Approximate out of pocket monthly cost (optional) Add your condition (optional) Search Drugs