Skip to content
ppharmaranks
Menu
CompaniesProductsDrug classesConditionsBest by conditionTreatmentsInteraction checkerFood & medicinesWhat pharmacies payPill identifierMedicines & breastfeedingChildren’s dosage chartsDo medicines expire?Crushing & splitting pillsHow long meds take to workAlternating Tylenol & ibuprofenDrug recallsSupplementsSafety & lawsuitsGuidesA–ZHow we rate

GLUCOPHAGE XR vs RIOMET

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 23, 2026·How we rate
glucophage xrriomet

Rating

70/100
70/100

Pharmacy pays

~$0.74 /30
~$0.74 /30

Type

RX
RX

Active ingredient

METFORMIN HYDROCHLORIDE
METFORMIN HYDROCHLORIDE

Manufacturer

Emd Serono
Ranbaxy

Dosage forms

Tablet, extended release
Solution

Drug class

Biguanide
Biguanide

Boxed warning

None
Boxed warning

Half-life

about 6.2 hours (plasma elimination half-life in adults with normal kidney function)
about 6.2 hours (plasma elimination half-life in adults with normal kidney function)

Treats

Type 2 Diabetes Mellitus
Type 2 Diabetes Mellitus

Get glucophage xrhigher-rated option

Advertising disclosure: Some links are affiliate links. We may earn a commission at no extra cost to you. This never affects our independent ratings.

Get treatment online

Licensed online providers — consult & get prescribed if eligible.

SesameCompare online visit prices

Frequently asked questions

Which is better-rated, Glucophage XR or Riomet?

Glucophage XR and Riomet are tied at 3.5 out of 5 by our independent rating.

Which is cheaper, Glucophage XR or Riomet?

Pharmacies pay about the same to acquire either one — roughly $0.74 for a 30-count supply, per the CMS NADAC survey. That is not what you will be charged: your price is set by your insurer and the pharmacy, not by what the drug cost them.

What is the difference between Glucophage XR and Riomet?

Both Glucophage XR and Riomet share the active ingredient Metformin Hydrochloride.

Ratings are based on FDA regulatory (recall-safety) data. This comparison is for general reference only — not medical advice. Always consult a licensed professional before choosing or switching a medication.