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PHENYTOIN SODIUM

NDC 51662-1251 · HF Acquisition Co LLC, DBA HealthFirst

Generic namePHENYTOIN SODIUM
Dosage formINJECTION
RouteINTRAMUSCULAR, INTRAVENOUS
Active ingredient(s)PHENYTOIN SODIUM
Strength50 mg/mL
Pharmacologic classAnti-epileptic Agent [EPC], Cytochrome P450 1A2 Inducers [MoA], Cytochrome P450 2B6 Inducers [MoA], Cytochrome P450 2C19 Inducers [MoA], Cytochrome P450 2C8 Inducers [MoA], Cytochrome P450 2C9 Inducers [MoA], Cytochrome P450 2D6 Inducers [MoA], Cytochrome P450 3A Inducers [MoA], Decreased Central Nervous System Disorganized Electrical Activity [PE]
Marketing categoryANDA

Packages

51662-1251-1 — 2 mL in 1 VIAL, SINGLE-DOSE (51662-1251-1)

51662-1251-3 — 25 POUCH in 1 BOX (51662-1251-3) / 1 VIAL in 1 POUCH (51662-1251-2) / 2 mL in 1 VIAL

Billed under HCPCS

J1165 — Injection, phenytoin sodium, per 50 mg Medicare Part B payment limit (ASP + 6%): $0.55

Related Codes

Same active ingredient

FDA lists these products with the same active ingredient.

0641-6138 — Phenytoin Sodium, 0641-6139 — Phenytoin Sodium, 0904-7416 — Phenytoin Sodium, 29300-379 — Phenytoin Sodium, 42192-614 — PHENYTOIN SODIUM, 50090-3539 — Phenytoin Sodium, 50090-5700 — Phenytoin Sodium, 50268-719 — Phenytoin Sodium, 51407-982 — Phenytoin Sodium, 51662-1250 — PHENYTOIN SODIUM, 51672-4111 — Phenytoin Sodium, 58151-110 — Extended Phenytoin Sodium, 58151-118 — Extended Phenytoin Sodium, 60687-841 — Phenytoin Sodium, 61919-815 — PHENYTOIN SODIUM, 62756-299 — phenytoin sodium, 62756-432 — phenytoin sodium, 65162-212 — Phenytoin Sodium, 65862-692 — Phenytoin Sodium, 67046-0585 — Phenytoin Sodium, +19 more

From the FDA National Drug Code Directory, retrieved August 24, 2026. Product listings are submitted by labelers; FDA does not verify them.

Read from: FDA National Drug Code Directory, product.txt and package.txt (accessdata.fda.gov/cder/ndctext.zip) — Snapshot retrieved 2026-08-24, loaded 2026-08-24; CMS Medicare Part B Drug Average Sales Price (ASP) Pricing Files (cms.gov/medicare/payment/part-b-drugs/asp-pricing-files) -- the NDC-HCPCS crosswalk and Part B payment limit files — 2026 Q3 (July 2026 release). All data sources · How to read the labels