F 21 Pill — WHITE OVAL, 13mm — Alendronate
| Imprint | F / 21 |
|---|---|
| Colour | WHITE |
| Shape | OVAL |
| Size | 13 |
| Strength | ALENDRONATE SODIUM 70 mg |
| Dosage form | Tablet |
| Manufacturer | A-S Medication Solutions |
| NDC | 50090-2322 |
| Schedule | — |
| Availability | — |
| Ingredients | ALENDRONATE SODIUM[ALENDRONIC ACID] |
What does this imprint mean?
The imprint "F 21" 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
Alendronate
Uses and warnings
No boxed warning. Key warnings: "Upper gastrointestinal adverse reactions can occur" - patients must follow strict dosing instructions (full glass of water, remain upright at least 30 minutes); "hypocalcemia" must be corrected before starting therapy; "severe bone, joint, or muscle pain" may occur, with discontinuation considered if severe; "osteonecrosis of the jaw has been reported," generally in cancer patients or those with risk factors; and "atypical fractures, including femoral fractures," have been reported with long-term bisphosphonate use.
Indicated for "treatment and prevention of osteoporosis in postmenopausal women," to "increase bone mass in men with osteoporosis," for "treatment of glucocorticoid-induced osteoporosis," and for "treatment of Paget's disease of bone." The label notes that for patients at low risk of fracture, clinicians should "consider drug discontinuation after 3 to 5 years of use."
How to identify this pill
- • Check the imprint matches exactly: "F 21".
- • Confirm the colour (WHITE) and shape (OVAL).
- • Compare the size (13) against a ruler if possible.
- • When in doubt, confirm with a pharmacist before taking any medication.
Similar-looking pills
PLIVA 787
WHITE OVAL · Azithromycin
ZA06
WHITE OVAL · Divalproex
S900
WHITE OVAL · Alprazolam
G 164
WHITE OVAL · Carvedilol
L612
WHITE OVAL · Loratadine
E 02
WHITE OVAL · Carvedilol
HH 331
WHITE OVAL · Irbesartan
GPI A5
WHITE OVAL · Acetaminophen
GG C9
WHITE OVAL · Clarithromycin
M366
WHITE OVAL · Hydrocodone
256
WHITE OVAL · Carvedilol
875125 AMC
WHITE OVAL · Amoxicillin
Other pills of Alendronate
APO ALE70
WHITE OVAL · Alendronate
AN35
WHITE OVAL · Alendronate
J 244
WHITE OVAL · Alendronate
31
WHITE OVAL · Alendronate
AP207
WHITE OVAL · Alendronate
C223
WHITE CAPSULE · Alendronate
MRK 925
WHITE ROUND · Alendronate
93 5171
WHITE SQUARE · Alendronate
93 5172
WHITE SQUARE · Alendronate
AP207
WHITE OVAL · Alendronate
AP207
WHITE OVAL · Alendronate
AN70
WHITE OVAL · Alendronate
Official references
Source: FDA Structured Product Label via NLM Pillbox archive (retired 2021); source file da3d2783-c8eb-4a21-88ca-4764f1412294.xml