AN 321 (Niacin extended-release 500 mg)
Pill imprint AN 321 has been identified as Niacin extended-release 500 mg.
Niacin is used in the treatment of depression; high cholesterol; niacin deficiency; hyperlipoproteinemia; hyperlipoproteinemia type iv, elevated vldl (and more), and belongs to the drug classes miscellaneous antihyperlipidemic agents, vitamins. Risk cannot be ruled out during pregnancy. Niacin 500 mg is not a controlled substance under the Controlled Substance Act (CSA).
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