Review: taking Cymbalta and Phentermine together


Summary

Drug interactions are reported among people who take Cymbalta and Phentermine together. This review analyzes the effectiveness and drug interactions between Cymbalta and Phentermine. It is created by eHealthMe based on reports of 150 people who take the same drugs from FDA and social media, and is updated regularly.

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Cymbalta

Cymbalta has active ingredients of duloxetine hydrochloride. It is often used in depression. (latest outcomes from Cymbalta 56,552 users)

Phentermine

Phentermine has active ingredients of phentermine hydrochloride. It is often used in weight loss. (latest outcomes from Phentermine 13,420 users)

On Aug, 21, 2016

150 people who take Cymbalta, Phentermine are studied.


Number of reports submitted per year:

Cymbalta and Phentermine drug interactions.

Drug effectiveness over time:

Cymbalta:
  • < 1 month: 16.0% - (1 of 6 people)
  • 1 - 6 months: 46.0% - (6 of 13 people)
  • 6 - 12 months: 16.0% - (1 of 6 people)
  • 1 - 2 years: 60.0% - (3 of 5 people)
  • 2 - 5 years: 58.0% - (7 of 12 people)
  • 5 - 10 years: 100.0% - (3 of 3 people)
  • 10+ years: 50.0% - (1 of 2 people)
  • not specified: 0.0% - (0 of 0 people)
Phentermine:
  • < 1 month: 12.0% - (1 of 8 people)
  • 1 - 6 months: 29.0% - (5 of 17 people)
  • 6 - 12 months: 30.0% - (3 of 10 people)
  • 1 - 2 years: 33.0% - (2 of 6 people)
  • 2 - 5 years: 50.0% - (1 of 2 people)
  • 5 - 10 years: 0.0% - (0 of 0 people)
  • 10+ years: 0.0% - (0 of 0 people)
  • not specified: 0.0% - (0 of 0 people)

Drug effectiveness by gender:

Cymbalta:
  • female: 50.0% - (22 of 44 people)
  • male: 0.0% - (0 of 3 people)
Phentermine:
  • female: 26.0% - (11 of 41 people)
  • male: 50.0% - (1 of 2 people)

Drug effectiveness by age:

Cymbalta:
  • 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: 25.0% - (1 of 4 people)
  • 30-39: 25.0% - (4 of 16 people)
  • 40-49: 57.0% - (11 of 19 people)
  • 50-59: 66.0% - (4 of 6 people)
  • 60+: 100.0% - (2 of 2 people)
Phentermine:
  • 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: 33.0% - (1 of 3 people)
  • 30-39: 14.0% - (2 of 14 people)
  • 40-49: 33.0% - (6 of 18 people)
  • 50-59: 33.0% - (2 of 6 people)
  • 60+: 50.0% - (1 of 2 people)

Most common drug interactions over time *:

< 1 month:
  • drug ineffective
  • nausea
  • asthma aggravated
  • depression
  • dizziness
  • insomnia
  • abdominal discomfort
  • amnesia
  • anger
  • arthropathy
1 - 6 months:
  • depression
  • nausea
  • back pain aggravated
  • dry eyes
  • fatigue
  • flushing
  • lack of regular bowel movements
  • libido decreased
  • neck pain
  • neck stiffness
6 - 12 months:
  • back pain aggravated
  • depression
  • dry eyes
  • fatigue
  • lack of regular bowel movements
  • libido decreased
  • neck pain
  • neck stiffness
  • weight gain
  • pain - tooth or teeth
1 - 2 years:
  • serotonin syndrome
  • dizziness
  • exhaustion, fatigue, lethargy, tiredness, weariness
  • fatigue
  • fever
  • headache
  • hernia pain
  • high blood pressure
  • influenza like illness
  • itching
2 - 5 years:
  • lightheadedness
  • muscle twitching
  • muscle weakness
  • shaking palsy
  • vertigo positional
  • blurred vision
  • confusion
  • headache
  • insomnia exacerbated
  • jitters
5 - 10 years:
  • neuropathy peripheral
  • rheumatoid arthritis
  • type 2 diabetes mellitus
  • arthralgia
  • neuritis
  • type 1 diabetes mellitus
10+ years:
  • depression
  • fatigue - chronic
  • fatigue aggravated
  • hair loss
not specified:
  • fatigue
  • weight increased
  • pain
  • arthralgia
  • somnolence
  • drug ineffective
  • nausea
  • drug withdrawal syndrome
  • muscle spasms
  • back pain

Most common drug interactions by gender *:

female:
  • fatigue
  • nausea
  • depression
  • weight increased
  • arthralgia
  • pain
  • drug ineffective
  • drug withdrawal syndrome
  • muscle spasms
  • oedema peripheral
male:
  • hyperhidrosis
  • carpal tunnel syndrome
  • erectile dysfunction
  • feeling hot
  • foot fracture
  • orgasm abnormal
  • somnolence
  • alanine aminotransferase increased
  • anxiety
  • aspartate aminotransferase increased

Most common drug interactions by age *:

20-29:
  • deep vein thrombosis
  • abdominal pain
  • anxiety
  • arthralgia
  • emotional distress
  • general physical health deterioration
  • injury
  • intracranial venous sinus thrombosis
  • oedema peripheral
  • pain
30-39:
  • depression
  • back pain aggravated
  • dry eyes
  • fatigue
  • lack of regular bowel movements
  • libido decreased
  • neck pain
  • neck stiffness
  • weight gain
  • pain - tooth or teeth
40-49:
  • drug ineffective
  • nausea
  • weight increased
  • amnesia
  • arthralgia
  • back pain
  • depression
  • diarrhoea
  • dyskinesia
  • emotional disorder
50-59:
  • nausea
  • somnolence
  • blurred vision
  • carpal tunnel syndrome
  • confusion
  • erectile dysfunction
  • feeling hot
  • foot fracture
  • headache
  • hyperhidrosis
60+:
  • arthralgia
  • hyperhidrosis
  • adenocarcinoma
  • diabetic coma
  • pancreatitis
  • type 2 diabetes mellitus
  • arthritis
  • arthropod sting
  • bone disorder
  • calcium deficiency

* 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, Cymbalta (duloxetine hydrochloride) is often used to treat depression. Phentermine (phentermine hydrochloride) is often used to treat weight loss. 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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