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FOSAMAX PLUS D vs MYSOLINE

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated October 10, 2026·How we rate

Possible drug interaction. FOSAMAX PLUS D and MYSOLINE 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.

Rating

72/100
74/100

Pharmacy pays

~$7.71 /30
~$2.89 /30

Type

RX
RX

Active ingredient

ALENDRONATE SODIUM AND CHOLECALCIFEROL
PRIMIDONE

Dosage forms

Tablet
Tablet

Drug class

—
Anti-Epileptic Agent

Boxed warning

None
None

Treats

—
Partial Epilepsies, Tonic-Clonic Epilepsy, Tremor

Frequently asked questions

Which is better-rated, Fosamax Plus D or Mysoline?

By our independent rating, Mysoline scores higher — 3.7 vs 3.6 out of 5 for Fosamax Plus D. Ratings are based on FDA regulatory (recall-safety) data.

Which is cheaper, Fosamax Plus D or Mysoline?

Mysoline costs pharmacies less to acquire — about $2.89 vs $7.71 for a 30-count supply, per the CMS NADAC survey. That gap is in the pharmacy's cost of goods, not necessarily in what you pay: your price is set afterwards by your insurer and the pharmacy.

What is the difference between Fosamax Plus D and Mysoline?

Fosamax Plus D contains Alendronate Sodium and Cholecalciferol, while Mysoline contains Primidone — 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.