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prostaphlin

Prostaphlin (Oxacillin Sodium) is a penicillin-class antibacterial used to treat Cellulitis, Bacterial Endocarditis, Osteomyelitis, Postoperative Complications.

Oxacillin Sodium · by Apothecon

Available as a generic: Oxacillin Sodium

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
Oxacillin Sodium
Form
Capsule
Strength
Oxacillin Sodium EQ 500MG Base
Type
Prescription (Rx)
Brand or generic
Brand-name
Manufacturer
Apothecon
FDA application
NDA050118
Availability
Discontinued (per FDA)

Drug class

May treat (source: NIH RxClass)

Dosage forms

Capsule

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 Prostaphlin treat?
Prostaphlin (Oxacillin Sodium) may be used to treat cellulitis, bacterial endocarditis, osteomyelitis, postoperative complications, respiratory tract infections, staphylococcal infections, 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.
Is there a coupon or discount for Prostaphlin?
pharmaranks is an independent ratings site, not a pharmacy — we don't issue coupons or sell Prostaphlin. 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 Prostaphlin?
Prostaphlin is marketed by Apothecon. You can see Apothecon's full profile, rating, and other products on pharmaranks.
Is Prostaphlin a brand-name or generic drug?
Prostaphlin is a brand-name product with the active ingredient Oxacillin Sodium. Lower-cost generic equivalents containing Oxacillin Sodium are available — ask your pharmacist.
Is Prostaphlin available over the counter?
No. Prostaphlin 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 Prostaphlin come in?
Prostaphlin is currently marketed as capsule, per the FDA's National Drug Code Directory.
What class of drug is Prostaphlin?
Prostaphlin is classified as penicillin-class antibacterial, per the FDA's Established Pharmacologic Class.
Is Prostaphlin FDA-registered?
Prostaphlin is on record with the U.S. FDA under application number NDA050118. 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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