Why Doctors Hesitate to Prescribe Metformin: Side Effects, Contraindications, and Modern Alternatives

Metformin Suitability & Risk Checker

This tool helps you understand why a doctor might hesitate to prescribe Metformin or when they might recommend switching to newer therapies like GLP-1 agonists or SGLT2 inhibitors. It is not a substitute for professional medical advice.

Your Health Profile

Estimated Glomerular Filtration Rate (eGFR)

mL/min/1.73 m²

Normal is typically >90. Below 30 is severe impairment.

Current Medical Conditions

History of severe GI issues (nausea/diarrhea)

Established Cardiovascular Disease or Heart Failure

Severe Liver Disease / Active Alcohol Use

Known Vitamin B12 Deficiency

Scheduled CT Scan with Contrast Dye soon

Assessment Results

Enter your details and click "Analyze Suitability" to see recommendations.

Comparison: Metformin vs. Newer Therapies

Feature	Metformin	GLP-1 Agonists	SGLT2 Inhibitors
Cost	Very Low	High	Moderate-High
Weight Effect	Neutral/Loss	Significant Loss	Moderate Loss
CV Benefit	Modest	Proven (Stroke/MI)	Proven (HF Hospital)
Main Side Effects	GI Distress	Nausea/Vomiting	UTI/Yeast Infection

Why Doctors Hesitate to Prescribe Metformin: Side Effects, Contraindications, and Modern Alternatives

September, 22 2026

Metformin Suitability & Risk Checker

Comparison: Metformin vs. Newer Therapies