Metformin: Side Effects, Uses & Monitoring
Facts extracted from current FDA product labeling for Metformin. Educational only — not medical advice.
Reported adverse reactions
| Reaction | Highest frequency reported* |
|---|---|
| Diarrhea | 53% |
| Nausea/vomiting | 26% |
| Flatulence | 12% |
| Asthenia | 9% |
| Indigestion | 7% |
| Abdominal discomfort | 6% |
| Headache | 6% |
*Highest percentage across placebo-controlled trial tables summarized in current labeling.
Labeled uses
Metformin hydrochloride extended-release tablets are indicated as an adjunct to diet and exercise to improve glycemic control in patients with type 2 diabetes mellitus.
Source: FDA labeling via NIH DailyMed (set 1ebaab3a…). Not affiliated with FDA or NIH.
Medical disclaimer: Always consult a qualified healthcare professional about any medication.