Niacin and Calcium drug interactions - from FDA reports

Drug interactions are reported among people who take Niacin and Calcium together. This study is created by eHealthMe based on reports of 243 people who take Niacin and Calcium from FDA, and is updated regularly.

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On Jan, 05, 2019

243 people who take Niacin, Calcium are studied.

Number of reports submitted per year:

Niacin and Calcium drug interactions.

Most common drug interactions over time *:

< 1 month:


1 - 6 months:
  1. Urticaria (rash of round, red welts on the skin that itch intensely)
  2. Flushing (the warm, red condition of human skin)
  3. Insomnia (sleeplessness)
  4. Local swelling (swelling at the site of some application of substance or injury)
  5. Palpitations (feelings or sensations that your heart is pounding or racing)
  6. Pruritus (severe itching of the skin)
  7. Restlessness (not able to rest)
  8. Skin burning sensation
  9. Thermal burn (burn by heat)
6 - 12 months:


1 - 2 years:


2 - 5 years:
  1. Gout (uric acid crystals building up in the body)
  2. Osteolysis (dissolution of bone)
5 - 10 years:


10+ years:


not specified:
  1. Nasopharyngitis (inflammation of the nasopharynx)
  2. Osteoarthritis (a joint disease caused by cartilage loss in a joint)
  3. Paraesthesia (sensation of tingling, tickling, prickling, pricking, or burning of a person's skin with no apparent long-term physical effect)
  4. Rash
  5. Arthralgia (joint pain)
  6. Drug ineffective
  7. Dizziness
  8. Fatigue (feeling of tiredness)
  9. Pain
  10. Nausea (feeling of having an urge to vomit)

Most common drug interactions by gender *:

  1. Headache (pain in head)
  2. Drug ineffective
  3. Fall
  4. Oedema peripheral (superficial swelling)
  5. Arthritis (form of joint disorder that involves inflammation of one or more joints)
  6. Contusion (a type of hematoma of tissue in which capillaries)
  7. Muscular weakness (muscle weakness)
  8. Myalgia (muscle pain)
  9. Pain in extremity
  10. Abdominal pain upper
  1. Arthralgia (joint pain)
  2. Drug ineffective
  3. Epistaxis (bleed from the nose)
  4. Haemorrhage (bleeding)
  5. Joint swelling
  6. Abnormal dreams
  7. Anosmia
  8. Arthritis (form of joint disorder that involves inflammation of one or more joints)
  9. Asthenia (weakness)
  10. Blood glucose increased

Most common drug interactions by age *:





  1. Hepatic encephalopathy (spectrum of neuropsychiatric abnormalities in patients with liver failure)
  2. Hepatic enzyme increased
  3. Kidney infection
  4. Pulmonary embolism (blockage of the main artery of the lung)
  5. Pulmonary infarction (death of a small area of lung)
  1. Dermatitis allergic (inflammation of the skin due allergic reaction)
  2. Drug hypersensitivity
  3. Erythema (redness of the skin)
  4. Pyrexia (fever)
  1. Injection site pain
  2. Injection site erythema (redness at injection site)
  3. Injection site pruritus (severe itching at injection site)
  4. Asthenia (weakness)
  5. Bronchitis (inflammation of the mucous membrane in the bronchial tubes)
  6. Chills (felling of cold)
  7. Constipation
  8. Dizziness
  9. Dyspepsia (indigestion)
  10. Flatulence (flatus expelled through the anus)
  1. Pain
  2. Fall
  3. Arthralgia (joint pain)
  4. Fracture delayed union (delayed cure of broken bone)
  5. Fracture displacement
  6. Stress fracture (fracture of a bone caused by repeated (rather than sudden) mechanical stress)
  7. Wrist fracture
  8. Atypical femur fracture
  9. Bone disorder
  10. Foot fracture
  1. Skin burning sensation
  2. Cardiac failure congestive
  3. Dizziness
  4. Fatigue (feeling of tiredness)
  5. Pain in extremity
  6. Atrial fibrillation (fibrillation of the muscles of the atria of the heart)
  7. Back pain
  8. Epistaxis (bleed from the nose)
  9. Fall
  10. Feeling hot

* Approximation only. Some reports may have incomplete information.

FDA reports used in this study

Do you take Niacin and Calcium?

You are not alone:

Related studies


Niacin has active ingredients of niacin. It is often used in high blood cholesterol. (latest outcomes from Niacin 7,453 users)


Calcium has active ingredients of calcium. It is often used in osteoporosis. (latest outcomes from Calcium 85,927 users)

Browse by gender and age

Female: 0-1 2-9 10-19 20-29 30-39 40-49 50-59 60+

Male: 0-1 2-9 10-19 20-29 30-39 40-49 50-59 60+

Interactions between Niacin and drugs from A to Z
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What would happen?

Predict new side effects and undetected conditions when you take Niacin and Calcium (17,348 reports studied)

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NOTE: The study is based on active ingredients and brand name. Other drugs that have the same active ingredients (e.g. generic drugs) are NOT considered.

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