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dacogen

Dacogen (Decitabine) is a nucleoside metabolic inhibitor used to treat Myelodysplastic Syndromes.

Decitabine · by Otsuka

Available as a generic: Decitabine

Not yet rated· sourced from the FDA label
Rated against independent regulatory sources·Last updated June 7, 2026·How we rate
Verified againstopenFDANIH DailyMedRxClass

Key facts

Active ingredient
Decitabine
Form
Injectable
Strength
Decitabine 50MG/VIAL **Federal Register Determination That Product was not Discontinued or Withdrawn for Safety or Effectiveness reasons**
Type
Prescription (Rx)
Brand or generic
Brand-name
Manufacturer
Otsuka
FDA application
NDA021790
Availability
Discontinued (per FDA)

Drug class

How this class works, per Gemcitabine — LiverTox, NCBI Bookshelf (NIH).

May treat (source: NIH RxClass)

Dosage forms

Injectable

The forms currently marketed in the U.S., per the FDA National Drug Code Directory.

Ways to save

Ask for the generic

Same active ingredient, far cheaper. Is there a generic? →

Request a 90-day supply

Bulk fills usually lower the per-dose price vs monthly refills.

Use copay cards

Manufacturer copay cards & patient-assistance programs — especially for brand drugs.

Compare alternatives

A same-class option may cost less. See alternatives →

Frequently asked questions

What does Dacogen treat?
Dacogen (Decitabine) may be used to treat myelodysplastic syndromes, based on NIH RxClass drug-classification data (conditions a drug may treat — not a verbatim copy of the FDA-approved label). This is general reference, not medical advice.
How does Dacogen work?
Dacogen is a nucleoside metabolic inhibitor. Nucleoside metabolic inhibitors are fake DNA building blocks that fast-dividing cancer cells mistake for the real thing. Once inside, they get incorporated into the cell's DNA and also block enzymes such as ribonucleotide reductase, which together halt DNA copying and cause the cancer cell to die.
Is there a coupon or discount for Dacogen?
pharmaranks is an independent ratings site, not a pharmacy — we don't issue coupons or sell Dacogen. To pay less, ask your prescriber or pharmacist whether a generic equivalent exists, check the manufacturer's copay/savings card and patient-assistance program, and compare a pharmacy discount card against your insurance copay. Prices vary by pharmacy, insurance, and location, so always confirm at the counter. This is general reference, not medical or financial advice.
Who makes Dacogen?
Dacogen is marketed by Otsuka. You can see Otsuka's full profile, rating, and other products on pharmaranks.
Is Dacogen a brand-name or generic drug?
Dacogen is a brand-name product with the active ingredient Decitabine. Lower-cost generic equivalents containing Decitabine are available — ask your pharmacist.
Is Dacogen available over the counter?
No. Dacogen is a prescription (Rx) medication in the US — you need a prescription from a licensed clinician (in person or via telehealth); it isn't sold over the counter. For some conditions there are OTC alternatives — ask your pharmacist.
What forms does Dacogen come in?
Dacogen is currently marketed as injectable, per the FDA's National Drug Code Directory.
What class of drug is Dacogen?
Dacogen is classified as nucleoside metabolic inhibitor, per the FDA's Established Pharmacologic Class.
Is Dacogen FDA-registered?
Dacogen is on record with the U.S. FDA under application number NDA021790. You can verify this on its official FDA label.

Information is sourced from public FDA regulatory data. Provided for general reference only — not medical advice. Always consult a licensed professional and the current prescribing information.

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