What is Metformin?

Category: Prescription Drugs

Most popular types: Glucophage Metformin ER Diabex Show all

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Metformin an antidiabetic agent used for the management of type 2 diabetes mellitus (noninsulin dependent, NIDDM) as monotherapy when hyperglycemia (high blood sugar) cannot be managed with diet and exercise alone.

Reported purpose & perceived effectiveness
Purpose Patients Evaluations Perceived Effectiveness
diabetes type 2 2,521 873
polycystic ovary syndrome 245 92
prediabetes 103 42
Diabetes Mellitus 46 13
Elevated blood sugar (hyperglycemia) 26 46
Polycystic Ovary Syndrome (PCOS) 18 7

Show all 73 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 133
Moderate 170
Mild 209
None 526

Commonly reported side effects and conditions associated with Metformin

Side effect Patients
Diarrhea 184
Nausea 64
Stomach pain 28
Upset stomach 20
Loose bowel movements 18
Low blood sugar (hypoglycemia) 12

Show all 182 reported side effects

Dosages

Based on patients currently taking Metformin

Dosage Patients
500 mg twice daily 103
500 mg daily 88
1,000 mg twice daily 71
1,000 mg daily 59
1,000 mg twice daily 51
2,000 mg daily 42
1,500 mg daily 21
1,000 mg daily 15
500 mg three times daily 10
850 mg twice daily 10

See all 53 dosages

Why patients stopped taking Metformin

Multiple reasons could be selected

Reason Patients
Side effects too severe 192
Doctor's advice 162
Did not seem to work 86
Other 70
Course of treatment ended 45
Personal research 16
Change in health plan coverage 12
Expense 10
See all 442 patients who've stopped taking Metformin

Duration

Currently taking Metformin

Duration Patients
Less than 1 month 7
1 - 6 months 33
6 months - 1 year 31
1 - 2 years 73
2 - 5 years 131
5 - 10 years 147
10 years or more 140

Stopped taking Metformin

Duration Patients
Less than 1 month 68
1 - 6 months 91
6 months - 1 year 47
1 - 2 years 55
2 - 5 years 94
5 - 10 years 59
10 years or more 31
Adherence
Adherence Evaluations
Always 754
Usually 180
Sometimes 30
Never taken as prescribed 74
Burden
Burden Evaluations
Very hard to take 64
Somewhat hard to take 101
A little hard to take 186
Not at all hard to take 687
Cost per month
Cost per month Evaluations
$200+ 8
$100-199 6
$50-99 8
$25-49 36
< $25 544
Not specified 436

What people switch to and from

Patients started taking Metformin after stopping:

Treatment Patients
Glipizide (Glipizide ER) 9
Glimepiride (Amaryl) 6
Glyburide (Glynase PresTab) 6
Insulin Glargine (Lantus) 5
Sitagliptin (Januvia) 4

Show all 19 treatments patients report switching from

Patients stopped taking Metformin and switched to:

Treatment Patients
Glipizide (Glipizide ER) 15
Insulin Glargine (Lantus) 12
Glimepiride (Amaryl) 10
Sitagliptin (Januvia) 10
Sitagliptin-metformin (Janumet) 8

Show all 30 treatments patients report switching to

Last updated:

58 patient evaluations for Metformin

Jan 18, 2017 (Started Jun 30, 2004)

  • Effectiveness
    Major (for diabetes type 2)
  • Side effects
    None
  • Adherence
    Usually
  • Burden
    Not at all hard to take
Dosage: 1000 mg Daily
Advice & Tips: Advice don't stop this medication just because you can't afford it. Find a way. I did this and my A1c went from 6.7 to 8.4. So my doctor put me on a higher dose. So far my history of blood sugar results keep low and consistent.

  • 0 helpful marks

Nov 11, 2016 (Started Jan 15, 2014)

  • Effectiveness
    Major (for diabetes type 2)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 500 mg Twice daily
Advice & Tips: I have a Morning/Night 7 day pill box I fill up every Sunday Night.
Cost: < $25 monthly

  • 0 helpful marks

Oct 15, 2016 (Started Nov 08, 2015)

  • Effectiveness
    Major (for Elevated blood sugar (hyperglycemia))
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 500 mg Twice daily

  • 0 helpful marks
Last updated:
Showing 3 of 58 patient evaluations for Metformin