FOSAMAX vs RECLAST

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 17, 2026·How we rate

Possible drug interaction. FOSAMAX and RECLAST are different prescription medicines. Combining or switching between them can cause interactions — talk to a pharmacist or prescriber before making changes. This page is not medical advice.

Attribute	FOSAMAX	RECLAST
Rating	70/100	68/100
Pharmacy pays	~$7.76 /30	$0.47 /mL
Type	RX	RX
Active ingredient	ALENDRONATE SODIUM	ZOLEDRONIC ACID
Manufacturer	Merck	Sandoz
Dosage forms	Tablet	Injectable
Drug class	Bisphosphonate	Bisphosphonate
Boxed warning	None	None
Treats	Extramammary Paget Disease, Postmenopausal Osteoporosis	Bone Neoplasms, Hypercalcemia, Multiple Myeloma

fosamax reclast

Rating

70/100

68/100

Pharmacy pays

~$7.76 /30

$0.47 /mL

Type

Active ingredient

ALENDRONATE SODIUM

ZOLEDRONIC ACID

Manufacturer

Merck

Sandoz

Dosage forms

Tablet

Injectable

Drug class

Bisphosphonate

Boxed warning

None

Treats

Extramammary Paget Disease, Postmenopausal Osteoporosis

Bone Neoplasms, Hypercalcemia, Multiple Myeloma

Frequently asked questions

Which is better-rated, Fosamax or Reclast?

By our independent rating, Fosamax scores higher — 3.5 vs 3.4 out of 5 for Reclast. Ratings are based on FDA regulatory (recall-safety) data.

What is the difference between Fosamax and Reclast?

Fosamax contains Alendronate Sodium, while Reclast contains Zoledronic Acid — they have different active ingredients.

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.