Review: taking Flomax and Niacin together


Summary

Drug interactions are reported among people who take Flomax and Niacin together. This review analyzes the effectiveness and drug interactions between Flomax and Niacin. It is created by eHealthMe based on reports of 993 people who take the same drugs from FDA and social media, and is updated regularly.

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Flomax

Flomax has active ingredients of tamsulosin hydrochloride. It is often used in enlarged prostate. (latest outcomes from Flomax 23,107 users)

Niacin

Niacin has active ingredients of niacin. It is often used in high blood cholesterol. (latest outcomes from Niacin 6,973 users)

On Aug, 21, 2016

993 people who take Flomax, Niacin are studied.


Number of reports submitted per year:

Flomax and Niacin drug interactions.

Drug effectiveness over time:

Flomax:
  • < 1 month: 20.0% - (1 of 5 people)
  • 1 - 6 months: 0.0% - (0 of 4 people)
  • 6 - 12 months: 0.0% - (0 of 4 people)
  • 1 - 2 years: 60.0% - (3 of 5 people)
  • 2 - 5 years: 28.0% - (2 of 7 people)
  • 5 - 10 years: 75.0% - (3 of 4 people)
  • 10+ years: 0.0% - (0 of 2 people)
  • not specified: 0.0% - (0 of 1 people)
Niacin:
  • < 1 month: 0.0% - (0 of 1 people)
  • 1 - 6 months: 0.0% - (0 of 0 people)
  • 6 - 12 months: 100.0% - (1 of 1 people)
  • 1 - 2 years: 25.0% - (1 of 4 people)
  • 2 - 5 years: 50.0% - (4 of 8 people)
  • 5 - 10 years: 70.0% - (7 of 10 people)
  • 10+ years: 50.0% - (2 of 4 people)
  • not specified: 0.0% - (0 of 0 people)

Drug effectiveness by gender:

Flomax:
  • female: 0.0% - (0 of 0 people)
  • male: 28.0% - (9 of 32 people)
Niacin:
  • female: 0.0% - (0 of 0 people)
  • male: 53.0% - (15 of 28 people)

Drug effectiveness by age:

Flomax:
  • 0-1: 0.0% - (0 of 0 people)
  • 2-9: 0.0% - (0 of 0 people)
  • 10-19: 0.0% - (0 of 0 people)
  • 20-29: 0.0% - (0 of 0 people)
  • 30-39: 0.0% - (0 of 0 people)
  • 40-49: 0.0% - (0 of 1 people)
  • 50-59: 33.0% - (2 of 6 people)
  • 60+: 28.0% - (7 of 25 people)
Niacin:
  • 0-1: 0.0% - (0 of 0 people)
  • 2-9: 0.0% - (0 of 0 people)
  • 10-19: 0.0% - (0 of 0 people)
  • 20-29: 0.0% - (0 of 0 people)
  • 30-39: 0.0% - (0 of 0 people)
  • 40-49: 0.0% - (0 of 1 people)
  • 50-59: 40.0% - (2 of 5 people)
  • 60+: 59.0% - (13 of 22 people)

Most common drug interactions over time *:

< 1 month:
  • flushing
  • pruritus
  • feeling hot
  • diarrhoea
  • dizziness
  • paraesthesia
  • skin burning sensation
  • abdominal distension
  • abdominal pain
  • anxiety
1 - 6 months:
  • flushing
  • arthralgia
  • dizziness
  • diarrhoea
  • pruritus
  • erythema
  • flatulence
  • headache
  • hyperhidrosis
  • pain in extremity
6 - 12 months:
  • flushing
  • rhabdomyolysis
  • anaemia
  • arrhythmia
  • arterial occlusive disease
  • basilar artery stenosis
  • cerebral thrombosis
  • coma
  • fall
  • h1n1 influenza
1 - 2 years:
  • dizziness
  • ageusia
  • arrhythmia
  • arterial occlusive disease
  • basilar artery stenosis
  • cerebral thrombosis
  • coma
  • diarrhoea
  • erectile dysfunction
  • fall
2 - 5 years:
  • muscle weakness
  • peptic ulcer haemorrhage
  • asthenia
  • atrial fibrillation
  • chronic fatigue syndrome
  • diarrhoea
  • fatigue
  • flushing
  • high density lipoprotein decreased
  • pruritus
5 - 10 years:
  • elevated liver enzymes
  • flushing
  • leg cramps
  • night sweats
  • restless leg syndrome
  • sleepy
  • dizziness
  • muscle fatigue
  • total cholesterol/hdl ratio increased
  • dyspnoea
10+ years:
  • dizziness
  • elevated liver enzymes
  • mean cell haemoglobin decreased
  • mean cell volume abnormal
  • platelet count decreased
  • red blood cell count decreased
not specified:
  • flushing
  • pruritus
  • asthenia
  • dizziness
  • feeling hot
  • paraesthesia
  • fatigue
  • erythema
  • cardiac failure congestive
  • pneumonia

Most common drug interactions by gender *:

female:
  • cardiac failure congestive
  • dehydration
  • dizziness
  • fatigue
  • foot fracture
  • muscle spasms
  • pain
  • anxiety
  • asthenia
  • blindness unilateral
male:
  • flushing
  • pruritus
  • dizziness
  • asthenia
  • feeling hot
  • paraesthesia
  • fatigue
  • erythema
  • pneumonia
  • oedema peripheral

Most common drug interactions by age *:

40-49:
  • flushing
  • chest pain
  • arthralgia
  • pruritus
  • androgen deficiency
  • bipolar disorder
  • calcium deficiency
  • cellulitis
  • emotional distress
  • foot fracture
50-59:
  • flushing
  • pruritus
  • chest pain
  • feeling hot
  • paraesthesia
  • arterial occlusive disease
  • erythema
  • fatigue
  • blood pressure decreased
  • atrial fibrillation
60+:
  • flushing
  • dizziness
  • pruritus
  • asthenia
  • cardiac failure congestive
  • pneumonia
  • fall
  • oedema peripheral
  • dyspnoea
  • fatigue

* Approximation only. Some reports may have incomplete information.

How to use the study: print a copy of the study and bring it to your health teams to ensure drug risks and benefits are fully discussed and understood.

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On eHealthMe, Flomax (tamsulosin hydrochloride) is often used to treat enlarged prostate. Niacin (niacin) is often used to treat high blood cholesterol. Find out below the conditions the drugs are used for and how effective they are.

What is the drug used for and how effecitve is it:


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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