Otsuka Patient Assistance Program

Manufacturer copay assistance · Busulfex (J0594) · Otsuka

$0 · Maximum benefit Full cost of drug · Covers drug cost only — administration billed separately

OPEN
Status verified May 28, 2026 · Source: program site ↗

Program terms

Published terms from the manufacturer. Per-patient eligibility is confirmed at enrollment.

Assistance type
Free Drug
Patient pays
$0
Maximum benefit
Full cost of drug
What it covers
Covers drug cost only — administration billed separately
Insurance
uninsured
Limited copay programs — primarily PAP for uninsured

Common questions

Does Busulfex have a copay card?

Yes — Otsuka Patient Assistance Program from Otsuka. $0. Commercial insurance is typically required.

How much does Busulfex cost with the copay card?

$0 Maximum benefit: Full cost of drug. Covers drug cost only — administration billed separately

Who is eligible for Otsuka Patient Assistance Program?

Accepted insurance: uninsured.

Patient or caregiver? Your infusion center's financial counselor can enroll you — or call the program at 855-727-6274.