397 Pill — WHITE ROUND, 11mm — Metformin
| Imprint | 397 |
|---|---|
| Colour | WHITE |
| Shape | ROUND |
| Size | 11 |
| Strength | METFORMIN HYDROCHLORIDE 500 mg |
| Dosage form | Tablet |
| Manufacturer | Rebel Distributors Corp |
| NDC | 21695-471 |
| Schedule | — |
| Availability | — |
| Ingredients | METFORMIN HYDROCHLORIDE[METFORMIN] |
What does this imprint mean?
The imprint "397" is a code stamped or printed on the tablet or capsule by the manufacturer, used to identify the drug, its strength and the maker.
Active ingredient
Metformin
Uses and warnings
BOXED WARNING - LACTIC ACIDOSIS: Postmarketing cases of metformin-associated lactic acidosis have caused death, hypothermia, hypotension, and resistant bradyarrhythmias. Symptoms included malaise, myalgias, respiratory distress, somnolence, and abdominal pain. Risk factors include renal impairment, certain drug combinations, age over 65, contrast imaging procedures, surgery, hypoxic states, excessive alcohol, and hepatic impairment. If lactic acidosis is suspected, discontinue immediately and seek prompt hemodialysis. Additional Warnings: - Vitamin B12 deficiency may occur; monitor hematologic parameters annually and B12 levels every 2-3 years - Increased hypoglycemia risk when combined with insulin or insulin secretagogues - No conclusive evidence of macrovascular risk reduction
Metformin hydrochloride extended-release tablets are indicated as an adjunct to diet and exercise to improve glycemic control in adults with type 2 diabetes mellitus.
How to identify this pill
- • Check the imprint matches exactly: "397".
- • Confirm the colour (WHITE) and shape (ROUND).
- • Compare the size (11) against a ruler if possible.
- • When in doubt, confirm with a pharmacist before taking any medication.
Similar-looking pills
308 AV
WHITE ROUND · Fexofenadine
93 7303
WHITE ROUND · Mirtazapine
WW927
WHITE ROUND · Ciprofloxacin
WPI 2229
WHITE ROUND · Metoclopramide
Tow CHEW
WHITE ROUND · Methylphenidate
L L
WHITE ROUND · Loratadine
P 250
WHITE ROUND · Ciprofloxacin
M 64
WHITE ROUND · Atenolol
232
WHITE ROUND · Estradiol
IP464
WHITE ROUND · Ibuprofen
1285
WHITE ROUND · Baclofen
120
WHITE ROUND · Verapamil
Other pills of Metformin
1072 10
PINK OVAL · Metformin
SZ442
WHITE OVAL · Metformin
R 753
BLUE OVAL · Metformin
H 103
WHITE ROUND · Metformin
574
WHITE ROUND · Metformin
IP220 1000
WHITE OVAL · Metformin
C 474
WHITE OVAL · Metformin
229 229
WHITE OVAL · Metformin
229 229
WHITE OVAL · Metformin
ME2
WHITE OVAL · Metformin
MF 2
WHITE ROUND · Metformin
G 45
WHITE CAPSULE · Metformin
Official references
Source: FDA Structured Product Label via NLM Pillbox archive (retired 2021); source file 495738b9-2511-446b-833c-164c0119035b.xml