The short answer
Added hypoglycemia from bitter melon with glyburide has not been established. Glyburide’s own risk still matters, and a null bitter-melon trial does not guarantee every product is safe.
What this answer covers
Momordica charantia capsules versus food, juice, seed and other extracts.
- Supplement or preparation
- Momordica charantia
- Medication ingredient
- glyburide
A controlled trial was not clearly positive
A small bitter-melon capsule study found no significant improvement in HbA1c or fasting glucose on standard therapy. The abstract did not identify a glyburide subgroup.
Glucose benefit and harmful lows are different outcomes
A botanical glucose-lowering claim does not establish clinical hypoglycemia when combined with glyburide. Capsules and other preparations may differ, and the trial cannot quantify this pair’s risk.
Glyburide already has a hypoglycemia risk
Glyburide stimulates insulin release and can cause serious low glucose. Poor intake, alcohol, kidney or liver impairment, and other glucose-lowering treatment can increase susceptibility. These risks do not provide a supplement-specific event rate.
Review changes without adjusting the prescription yourself
Tell the diabetes team when starting or stopping the supplement and follow the prescribed glucose-monitoring and low-glucose treatment plan. Do not change the glyburide dose or assume a short spacing gap prevents a glucose effect.
Evidence and practical considerations
Side effects & toxicity
No verified exact glyburide subgroup or clinical hypoglycemia signal; null efficacy findings and preparation boundaries retained.
- Exact scope
- Momordica charantia capsules versus food, juice, seed and other extracts. with Oral glyburide RxCUI 4815 IN, synonym glibenclamide; distinct formulation dosing retained.
- Medication form and route
- oral medication; oral supplement
What remains uncertain
- No unmeasured pair-event rate or arbitrary timing interval.
Factors that may matter: Preparation; Dose; Kidney/liver function; Food intake; Other glucose-lowering treatment.
Read the supporting source summaries
Source 1: current product label
dailymed.nlm.nih.gov · Source check Sep 10, 2026
Population: Patients prescribed oral glyburide
Glyburide stimulates insulin release and can cause severe hypoglycemia. Renal/hepatic impairment, deficient intake, alcohol and multiple glucose-lowering medicines increase susceptibility. Meal and individualized dose instructions apply.
How this applies: Exact oral glyburide active ingredient and named formulation.
Not glipizide, glimepiride or gliclazide. Formulations have different strengths and prescribing instructions; no supplement-specific adverse-event rate.
Source 2: current product label
dailymed.nlm.nih.gov · Source check Sep 10, 2026
Population: Patients prescribed oral glyburide
Glyburide stimulates insulin release and can cause severe hypoglycemia. Renal/hepatic impairment, deficient intake, alcohol and multiple glucose-lowering medicines increase susceptibility. Meal and individualized dose instructions apply.
How this applies: Exact oral glyburide active ingredient and named formulation.
Not glipizide, glimepiride or gliclazide. Formulations have different strengths and prescribing instructions; no supplement-specific adverse-event rate.
Source 3: original human study
pubmed.ncbi.nlm.nih.gov · Source check Sep 10, 2026
Population: 40adults with type2diabetes.
No significant improvement in HbA1c or fasting glucose with bitter-melon capsules versus placebo on standard therapy.
How this applies: Indirect for exact glyburide; original drug, preparation and endpoint retained.
Standard diabetes co-treatment not individually verified in abstract; no confirmed glyburide subgroup or exact-pair hypoglycemia rate.
Research assessment: · Open full citations ↗
Review and change history
- Publication status
- Published research summary
- Clinical review
- Not yet recorded
| Date | Update |
|---|---|
| Article prepared | |
| Prepared exact glyburide article distinguishing direct drug warnings, comparator studies and indirect supplement evidence. | |
| Research summary published |
Article revision: 8e769da2536415ae
This guide brings together the evidence records used by our interaction checker. Each finding retains its own preparation limits, research date, and source summaries.
Full citations require verification. Reading this answer and the source summaries does not.
Taking other supplements or medications?
Use the checker to explore your other combinations. Ask a pharmacist to review the exact products, amounts and medical conditions in your complete list.
Open the interaction checkerInformation, not medical advice. Do not change prescribed treatment based on this guide.