What is Metronidazole?

Category: Prescription Drugs

Most popular types: Flagyl Metrocaps

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Metronidazole is an antibiotic and antiprotozoal agent used to treat susceptible bacterial and protozoal infections; as part of a multidrug regimen for H.pylori eradication to reduce risk of duodenal ulcer recurrence; topically it is used to treat rosacea. It has also been used to treat Crohn's.

Reported purpose & perceived effectiveness
Purpose Patients Evaluations Perceived Effectiveness
Bacterial vaginosis 25 16
Diverticulitis 23 16
Lyme disease 10 4
Rosacea 10 5
Crohn's disease 6 5

Show all 40 reasons taken


  • Major
  • Moderate
  • Slight
  • None
  • Can't tell

Side effects

Side effects as an overall problem

Side effects as an overall problem
Severity Evaluations
Severe 16
Moderate 17
Mild 10
None 37

Commonly reported side effects and conditions associated with Metronidazole

Side effect Patients
Nausea 9
Diarrhea 6
Metallic taste in mouth 4
Dizziness with nausea 2
Headaches 2
Jarisch-Herxeimer reaction 2

Show all 46 reported side effects

Dosages

Based on patients currently taking Metronidazole

Dosage Patients
500 mg twice daily 4
250 mg daily 1
10,500 mg monthly 1
750 mg daily 1
250 mg four times daily 1
1,500 mg daily 1

Why patients stopped taking Metronidazole

Multiple reasons could be selected

Reason Patients
Course of treatment ended 78
Side effects too severe 15
Doctor's advice 13
Did not seem to work 9
Other 6
Personal research 3
Expense 1
See all 112 patients who've stopped taking Metronidazole

Duration

Currently taking Metronidazole

Duration Patients
Less than 1 month 1
1 - 6 months 2
1 - 2 years 2
2 - 5 years 2
5 - 10 years 1
10 years or more 1

Stopped taking Metronidazole

Duration Patients
Less than 1 month 73
1 - 6 months 20
6 months - 1 year 10
1 - 2 years 5
2 - 5 years 2
5 - 10 years 1
10 years or more 1
Adherence
Adherence Evaluations
Always 65
Usually 6
Sometimes 5
Never taken as prescribed 4
Burden
Burden Evaluations
Very hard to take 9
Somewhat hard to take 12
A little hard to take 15
Not at all hard to take 44
Cost per month
Cost per month Evaluations
$200+ 0
$100-199 0
$50-99 3
$25-49 4
< $25 29
Not specified 44

What people switch to and from

Patients started taking Metronidazole after stopping:

Treatment Patients
Clarithromycin (Biaxin) 1
Hydrocortisone topical (Cortizone-10) 1
Rifaximin (Xifaxan) 1
Vancomycin (Vancocin) 1

Patients stopped taking Metronidazole and switched to:

Treatment Patients
Vancomycin (Vancocin) 2
Adalimumab (Humira) 1
Clarithromycin (Biaxin) 1
Infliximab (Remicade) 1
Last updated:

8 patient evaluations for Metronidazole

Mar 13, 2014 (Started Mar 06, 2014)

  • Effectiveness
    Moderate (for diverticulitis)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 1500 mg Daily
Cost: < $25 monthly

  • 0 helpful marks

Jul 1, 2013 (Started Jul 01, 2013)

  • Effectiveness
    Major (for pseudomembranous colitis)
  • Effectiveness
    Major (for clostridium difficile)
  • Side effects
    Moderate (metallic taste in mouth, upset stomach)
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 500 mg Twice daily
Cost: < $25 monthly

  • 0 helpful marks

Jan 20, 2013 (Started Oct 26, 2012)

  • Effectiveness
    Major (for multiple sclerosis)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 500 mg Daily

  • 0 helpful marks
Last updated:
Showing 3 of 8 patient evaluations for Metronidazole