GlobalRPh Renal Dosing Masterv7.4
Renal Dosing Master: fast drug lookup
Source review / handoff

Metformin (Fortamet), adult extended-release oral tablets

One or two intact local summaries. No averaged regimen, patient-specific dose or automatic source preference.

Selecting here opens the current stored cards. The pinned link below records their fingerprints. Do not enter patient information in links or searches.

Share or print this source review

1 local source card selected. Local card fingerprints checked where supplied. This is not an original-document hash, source-currency guarantee or clinical approval. Record-level cautions below are the current library's cautions, not a frozen prior version.

Copy is optional; the link can be selected and copied manually. No patient data or dose decision is collected.

Clinical context remains essential

Independent clinical review is pending. Confirm indication, exact formulation/route, population, renal measure and units, kidney-function stability, dialysis prescription, interacting drugs, monitoring and source revision. An RX mirror and its original label are not independent corroboration. Missing disagreement notes do not certify agreement.

Check source scope before reading a dose

Fortamet - labeled renal guidance

Product / population
Metformin (Fortamet), adult extended-release oral tablets
Renal method
Indexed GFR/eGFR, mL/min/1.73 m2
Source revision
Prescribing information revised 8/2026
Retrieved
2026-11-07
Local review status
Selected renal passages reviewed; independent clinician adjudication pending.

Documented differences and cautions on this drug

All record notes are retained here, including notes about sources not selected in this review.

Fortamet - product and source limitations

Use the dated FDA label for the specified ER product. Assess renal function and iodinated-contrast exposure.

What to reconcile: Verify the current prescribing information for this presentation.

Selected renal passages reviewed; independent clinician adjudication pending.

Open this note and its source references
Official

Fortamet - labeled renal guidance

Open original reference

FDA / product prescribing information · Metformin (Fortamet), adult extended-release oral tablets

Renal method: Indexed GFR/eGFR, mL/min/1.73 m2
Source date: Prescribing information revised 8/2026
Retrieved: 2026-11-07

Restriction or avoidance guidance. Read the specific threshold, age, formulation and dialysis exclusions; do not generalize across products.

Selected renal passages reviewed; independent clinician adjudication pending.

Renal guidance: 2, renal impairment and contrast

Initiation is not recommended at eGFR 30-45. Reassess continuation below 45; discontinue below 30, where use is contraindicated. Use the dated FDA label for the specified ER product. Assess renal function and iodinated-contrast exposure.

RDM73-fortamet-official-1 · Source locator: Renal guidance: 2, renal impairment and contrast

Source identity and provenance
Source family
product_label
Source
https://www.accessdata.fda.gov/drugsatfda_docs/label/2026/021574s032lbl.pdf
Retrieved
2026-11-07
Renal-function method
Indexed GFR/eGFR, mL/min/1.73 m2
Source date/version
Prescribing information revised 8/2026
Hash meaning
SHA-256 of the local selected-source summary
Local summary SHA-256
79c2ce56d763a4e6888fab12f14bc438cf6709457224759e5db28b29df4cb384

Document the clinical decision separately

This reference does not select a regimen. Complete the indication, measured/estimated renal function and trend, dialysis setting, source rationale, monitoring and reassessment plan in your institution's approved documentation system. Confirm the complete current source before adopting its regimen.

GlobalRPh Renal Dosing Master v7.4. Review the retrieval and revision dates attached to each source. Selecting a reference does not imply clinical verification.

Pinned reference: https://globalrph.com/blogCalcs/renal-dosing-master/compare.php?id=metformin-fortamet-er&s1=RDM73-fortamet-official&h1=0d58b212b068be0b938993ba486190a9d2f1f98e43d858e51bd23a5037a5d3ea

Top