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 203 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 89,411 users)

Phentermine

Phentermine has active ingredients of phentermine hydrochloride. It is often used in weight loss. (latest outcomes from Phentermine 14,165 users)

On Sep, 15, 2016

203 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: 31.0% - (5 of 16 people)
  • 6 - 12 months: 36.0% - (4 of 11 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: 29.0% - (12 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: 50.0% - (3 of 6 people)
  • 60+: 50.0% - (1 of 2 people)

Most common drug interactions over time *:

< 1 month:
  • drug ineffective
  • nausea
  • paraesthesia
  • asthma aggravated
  • depression
  • dizziness
  • insomnia
  • muscle twitching
  • tinnitus
  • abdominal discomfort
1 - 6 months:
  • depression
  • anxiety
  • nausea
  • back pain aggravated
  • dry eyes
  • fatigue
  • flushing
  • headache
  • lack of regular bowel movements
  • libido decreased
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
  • depression
  • fatigue
  • headache
  • aggression
  • anger
  • anxiety
  • asthenia
  • back injury
  • back pain
2 - 5 years:
  • lightheadedness
  • muscle twitching
  • muscle weakness
  • shaking palsy
  • vertigo positional
  • headache
  • blurred vision
  • confusion
  • insomnia exacerbated
  • jitters
5 - 10 years:
  • neuropathy peripheral
  • rheumatoid arthritis
  • type 2 diabetes mellitus
  • arthralgia
  • neuritis
  • type 1 diabetes mellitus
10+ years:
  • asthenia
  • back pain
  • cataplexy
  • craniocerebral injury
  • depression
  • fatigue
  • fatigue - chronic
  • fatigue aggravated
  • hair loss
  • hypoaesthesia
not specified:
  • pain
  • weight increased
  • depression
  • fatigue
  • drug withdrawal syndrome
  • anxiety
  • asthenia
  • drug ineffective
  • somnambulism
  • paraesthesia

Most common drug interactions by gender *:

female:
  • depression
  • pain
  • fatigue
  • weight increased
  • nausea
  • drug withdrawal syndrome
  • anxiety
  • drug ineffective
  • asthenia
  • paraesthesia
male:
  • hyperhidrosis
  • carpal tunnel syndrome
  • drug hypersensitivity
  • erectile dysfunction
  • feeling hot
  • foot fracture
  • orgasm abnormal
  • somnolence
  • eye disorder
  • iron deficiency anaemia

Most common drug interactions by age *:

20-29:
  • deep vein thrombosis
  • paraesthesia
  • abdominal pain
  • activities of daily living impaired
  • anxiety
  • arthralgia
  • chest discomfort
  • depression
  • drug withdrawal syndrome
  • emotional disorder
30-39:
  • depression
  • back pain aggravated
  • dry eyes
  • fatigue
  • lack of regular bowel movements
  • libido decreased
  • neck pain
  • neck stiffness
  • weight gain
  • weight increased
40-49:
  • depression
  • weight increased
  • pain
  • anger
  • anxiety
  • drug withdrawal syndrome
  • insomnia
  • paraesthesia
  • aggression
  • asthenia
50-59:
  • foot fracture
  • depression
  • nausea
  • pain
  • somnolence
  • arthritis
  • arthropathy
  • blurred vision
  • bone density decreased
  • bone pain
60+:
  • cerebral infarction
  • fatigue
  • hypertension
  • intervertebral disc degeneration
  • pain
  • arthralgia
  • back pain
  • balance disorder
  • colitis
  • diverticulitis

* 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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