Review: taking Coumadin and Flomax together


Summary

Drug interactions are reported among people who take Coumadin and Flomax together. This review analyzes the effectiveness and drug interactions between Coumadin and Flomax. It is created by eHealthMe based on reports of 3,322 people who take the same drugs from FDA and social media, and is updated regularly.

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Coumadin

Coumadin has active ingredients of warfarin sodium. It is often used in atrial fibrillation/flutter. (latest outcomes from Coumadin 82,667 users)

Flomax

Flomax has active ingredients of tamsulosin hydrochloride. It is often used in enlarged prostate. (latest outcomes from Flomax 23,726 users)

On Aug, 29, 2016

3,322 people who take Coumadin, Flomax are studied.


Number of reports submitted per year:

Coumadin and Flomax drug interactions.

Drug effectiveness over time:

Coumadin:
  • < 1 month: 0.0% - (0 of 0 people)
  • 1 - 6 months: 44.0% - (4 of 9 people)
  • 6 - 12 months: 100.0% - (4 of 4 people)
  • 1 - 2 years: 50.0% - (5 of 10 people)
  • 2 - 5 years: 68.0% - (11 of 16 people)
  • 5 - 10 years: 90.0% - (9 of 10 people)
  • 10+ years: 80.0% - (8 of 10 people)
  • not specified: 100.0% - (1 of 1 people)
Flomax:
  • < 1 month: 0.0% - (0 of 2 people)
  • 1 - 6 months: 45.0% - (5 of 11 people)
  • 6 - 12 months: 22.0% - (2 of 9 people)
  • 1 - 2 years: 28.0% - (2 of 7 people)
  • 2 - 5 years: 38.0% - (5 of 13 people)
  • 5 - 10 years: 35.0% - (5 of 14 people)
  • 10+ years: 75.0% - (3 of 4 people)
  • not specified: 100.0% - (2 of 2 people)

Drug effectiveness by gender:

Coumadin:
  • female: 100.0% - (1 of 1 people)
  • male: 69.0% - (41 of 59 people)
Flomax:
  • female: 100.0% - (1 of 1 people)
  • male: 37.0% - (23 of 61 people)

Drug effectiveness by age:

Coumadin:
  • 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: 100.0% - (2 of 2 people)
  • 50-59: 77.0% - (7 of 9 people)
  • 60+: 67.0% - (33 of 49 people)
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: 100.0% - (2 of 2 people)
  • 50-59: 37.0% - (3 of 8 people)
  • 60+: 36.0% - (19 of 52 people)

Most common drug interactions over time *:

< 1 month:
  • anaemia
  • international normalised ratio increased
  • nausea
  • thrombocytopenia
  • dizziness
  • vision blurred
  • complications of transplanted kidney
  • cytomegalovirus viraemia
  • disseminated intravascular coagulation
  • hyperkalaemia
1 - 6 months:
  • renal failure acute
  • renal failure
  • renal impairment
  • syncope
  • anxiety
  • disseminated intravascular coagulation
  • injury
  • platelet count decreased
  • anhedonia
  • dizziness
6 - 12 months:
  • anhedonia
  • anxiety
  • emotional distress
  • fear
  • injury
  • pain
  • renal failure
  • renal impairment
  • renal injury
  • stress
1 - 2 years:
  • nausea
  • atrial fibrillation
  • rash
  • malaise
  • high platelet count
  • anaemia
  • mallory-weiss syndrome
  • decreased appetite
  • drug toxicity
  • gums - swollen
2 - 5 years:
  • anaemia
  • decreased appetite
  • dyspnoea
  • nausea
  • prostatic obstruction
  • sleepiness - during the day
  • atrial fibrillation
  • bacterial arthritis
  • c-reactive protein increased
  • dementia
5 - 10 years:
  • asthenia
  • dizziness
  • high platelet count
  • prostate cancer
  • prostatic specific antigen increased
  • abdominal wall haematoma
  • anaemia
  • cerebrovascular accident
  • fall
  • orthostatic hypotension
10+ years:
  • chest pain
  • pneumonia
  • pulmonary haemorrhage
  • pulmonary alveolar haemorrhage
  • bacterial arthritis
  • cardiac failure
  • cardiac failure acute
  • international normalised ratio increased
  • age-related macular degeneration
  • aspartate aminotransferase increased
not specified:
  • atrial fibrillation
  • pain
  • fatigue
  • dyspnoea
  • dizziness
  • cardiac failure congestive
  • oedema peripheral
  • pneumonia
  • asthenia
  • anxiety

Most common drug interactions by gender *:

female:
  • pain
  • fall
  • anaemia
  • fatigue
  • hypoaesthesia
  • cardiac failure congestive
  • gastrooesophageal reflux disease
  • vision blurred
  • depression
  • pneumonia
male:
  • atrial fibrillation
  • pain
  • fatigue
  • dyspnoea
  • dizziness
  • pneumonia
  • asthenia
  • oedema peripheral
  • cardiac failure congestive
  • anxiety

Most common drug interactions by age *:

2-9:
  • convulsion
  • haemorrhage
  • haemorrhage subcutaneous
  • myelodysplastic syndrome
  • petechiae
  • purpura
  • rash macular
10-19:
  • abdominal pain lower
  • confusion
  • epistaxis
  • international normalised ratio increased
  • melaena
20-29:
  • abnormal dreams
  • bacterial sepsis
  • decreased immune responsiveness
  • depression
  • fall
  • fatigue
  • hallucination
  • hypoaesthesia
  • impacted fracture
  • muscle atrophy
30-39:
  • urinary tract infection
  • multiple sclerosis relapse
  • abasia
  • anxiety
  • emotional distress
  • fibrosis
  • general physical health deterioration
  • injury
  • mobility decreased
  • nephrogenic systemic fibrosis
40-49:
  • renal failure acute
  • cardiac disorder
  • haematuria
  • disseminated intravascular coagulation
  • osteoporosis
  • pain
  • pyrexia
  • dyspnoea
  • fall
  • arrhythmia
50-59:
  • dyspnoea
  • pain
  • anxiety
  • pyrexia
  • diarrhoea
  • hypotension
  • oedema peripheral
  • back pain
  • osteomyelitis
  • atrial fibrillation
60+:
  • atrial fibrillation
  • fatigue
  • cardiac failure congestive
  • pain
  • dizziness
  • asthenia
  • dyspnoea
  • international normalised ratio increased
  • pneumonia
  • anaemia

* 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, Coumadin (warfarin sodium) is often used to treat atrial fibrillation/flutter. Flomax (tamsulosin hydrochloride) is often used to treat enlarged prostate. 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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