B3-500-Gr Side Effects
Generic name: niacin
Medically reviewed by Drugs.com. Last updated on Jul 26, 2021.
Note: This document contains side effect information about niacin. Some dosage forms listed on this page may not apply to the brand name B3-500-Gr.
Applies to niacin: oral tablets.
Side effects include:
Flushing (e.g., warmth, redness, itching and/or tingling), headache, pain, abdominal pain, diarrhea, dyspepsia, nausea, vomiting, rhinitis, pruritus, rash.
For Healthcare Professionals
Applies to niacin: compounding powder, oral capsule, oral capsule extended release, oral liquid, oral tablet, oral tablet extended release.
Cardiovascular
Very common (10% or more): Flushing (i.e., warmth, redness, itching, and/or tingling) (up to 88%)
Frequency not reported: Tachycardia, palpitations, atrial fibrillation, other cardiac arrhythmias, syncope, hypotension, postural hypotension[Ref]
Dermatologic
Common (1% to 10%): Rash, pruritus
Frequency not reported: Sweating, skin burning sensation, maculopapular rash, dry skin
Postmarketing reports: Skin discoloration[Ref]
Gastrointestinal
Very common (10% or more): Diarrhea (up to 14%), nausea (up to 11%)
Common (1% to 10%): Vomiting
Frequency not reported: Peptic ulcers, eructation, flatulence[Ref]
Hematologic
Postmarketing reports: Slight reductions in platelet counts, prothrombin time prolonged[Ref]
Hypersensitivity
Postmarketing reports: Hypersensitivity reactions (e.g., anaphylaxis, angioedema, urticaria, flushing, dyspnea, tongue edema, larynx edema, face edema, peripheral edema, laryngismus, vesiculobullous rash)[Ref]
Hepatic
Postmarketing reports: Hepatitis, jaundice[Ref]
Metabolic
Frequency not reported: Decreased glucose tolerance, gout[Ref]
Musculoskeletal
Frequency not reported: Myalgia, myopathy[Ref]
Nervous system
Frequency not reported: Dizziness, syncope
Postmarketing reports: Migraine, asthenia, paresthesia[Ref]
Ocular
Postmarketing reports: Blurred vision, macular edema[Ref]
Psychiatric
Postmarketing reports: Insomnia, nervousness[Ref]
Other
Frequency not reported: Chills, edema[Ref]
Respiratory
Common (1% to 10%): Cough increased
Frequency not reported: Dyspnea[Ref]
Frequently asked questions
More about B3-500-Gr (niacin)
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- During pregnancy
- Drug class: miscellaneous antihyperlipidemic agents
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Patient resources
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Professional resources
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References
1. "Product Information. Niacin (niacin)." 21st Century Healthcare Inc (2017):
2. "Product Information. Niacor (niacin)." Upsher-Smith Laboratories Inc (2017):
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
Some side effects may not be reported. You may report them to the FDA.