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Niacin Information

Niacin Benefits & Uses

Niacin is used to treat the following -

Niacin Dosage & How to Take

This is the usual dosage recommended in most common treatment cases. Please remember that every patient and their case is different, so the dosage can be different based on the disease, route of administration, patient's age and medical history.

Find the right dosage based on disease and age

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Ingredients of Niacin


Niacin Side Effects

Based on research, the following side effects have been observed when Niacin is used -

  1. Blurred vision
  2. Diarrhoea
  3. Flushing
  4. Gastric Irritation
  5. Headache Mild
  6. Flatulence Mild

Niacin Related Warnings

Is the use of Niacin safe for pregnant women?

Pregnant women may experience moderate side effects from Niacin. It is best to stop taking Niacin immediately and inform your doctor if you notice any discomfort.


Is the use of Niacin safe during breastfeeding?

Niacin does not show any side effects in breastfeeding women.


What is the effect of Niacin on the Kidneys?

Using Niacin does not have any harmful effects on kidneys.


What is the effect of Niacin on the Liver?

Niacin has very mild side effects on the liver.


What is the effect of Niacin on the Heart?

Niacin may have mild side effects on the heart. Most people will never see any effect on the heart.


Severe Interaction of Niacin with Other Drugs

Niacin should not be taken with following medicines due to severe side effects it may cause to patients -

Niacin Contraindications

If you are suffering from any of the following diseases, you should not take Niacin unless your doctor advises you to do so -

  1. Liver Disease
  2. Peptic Ulcer
  3. Gout
  4. Glaucoma
  5. Diabetes

Frequently asked Questions about Niacin

Is this Niacin habit forming or addictive?

No, you will not get addicted to Niacin.


Is it safe to drive or operate heavy machinery when consuming?

Niacin does not cause dizziness or sleep, so you can drive a vehicle or operate machinery also.


Is it safe?

Yes, Niacin is safe for use.


Is it able to treat mental disorders?

No, the use of Niacin in mental disorders is not effective.


Niacin Interactions with Food and Alcohol

Interaction between Food and Niacin

It is safe to take Niacin with food.


Interaction between Alcohol and Niacin

Consumption of alcohol and Niacin together may have severe effects on your health.

This medicine data has been created by -
Vikas Chauhan
B.Pharma, Pharmacy
3 Years of Experience


  1. April Hazard Vallerand, Cynthia A. Sanoski. [link]. Sixteenth Edition. Philadelphia, China: F. A. Davis Company; 2019: Page No 900-901
  2. KD Tripathi. [link]. Seventh Edition. New Delhi, India: Jaypee Brothers Medical Publishers; 2013: Page No 914-915
  3. US Food and Drug Administration (FDA) [Internet]. Maryland. USA; Package leaflet information for the user; Niaspan® (niacin)
  4. US Food and Drug Administration (FDA) [Internet]. Maryland. USA; Package leaflet information for the user; Advicor® (niacin and lovastatin)
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