United States· US:50633-110_4f536edd-c976-31e5-e063-6294a90a2a08
CroFab
A medicinal product containing crotalus atrox immune fab antivenin (ovine); agkistrodon piscivorus immune fab antivenin (ovine); crotalus scutulatus immune fab antivenin (ovine); crotalus adamanteus immune fab antivenin (ovine), registered in United States by BTG International Inc..
Checked against FDA National Drug Code directory (United States) on
Informational only — not a medical device.
The record
At a glance
FDA National Drug Code directory (United States)- Active substance
- CROTALUS ATROX IMMUNE FAB ANTIVENIN (OVINE); AGKISTRODON PISCIVORUS IMMUNE FAB ANTIVENIN (OVINE); CROTALUS SCUTULATUS IMMUNE FAB ANTIVENIN (OVINE); CROTALUS ADAMANTEUS IMMUNE FAB ANTIVENIN (OVINE)
- Manufacturer
- BTG International Inc.
- Country
- United States (US)
- ATC code
- —
- Reimbursed
- Not published by this register
- Source register
- FDA National Drug Code directory (United States)
- Last checked
- September 27, 2026
Packs & prices · 2
- ndc1150633-110-12
- ndc1150633110122 VIAL, GLASS in 1 CARTON (50633-110-12) / 1 INJECTION, POWDER, LYOPHILIZED, FOR SOLUTION in 1 VIAL, GLASS (50633-110-11)
Regulatory notes
No shortage, Orange Book or US label notes for this record.
Sourced from a public register and reproduced with attribution. Drug Database is not affiliated with, endorsed by, or a partner of FDA National Drug Code directory (United States). This is an informational data service and not a medical device — verify against the official source of record before any clinical decision.
For developers
The same record over the API, and the raw payload
GET /v1/drugs/ef5b8c96-c95d-401f-a3cf-fbd16335668c GET /v1/drugs/ef5b8c96-c95d-401f-a3cf-fbd16335668c?format=fhir
Every response carries last_synced_at, so freshness is a field rather than a promise. Below is exactly what the ingestion wrote, before any presentation — the same JSON the API returns under payload.
{
"route": "INTRAVENOUS",
"source": "ndc",
"strength": "1; 1; 1; 1",
"substance": "CROTALUS ATROX IMMUNE FAB ANTIVENIN (OVINE); AGKISTRODON PISCIVORUS IMMUNE FAB ANTIVENIN (OVINE); CROTALUS SCUTULATUS IMMUNE FAB ANTIVENIN (OVINE); CROTALUS ADAMANTEUS IMMUNE FAB ANTIVENIN (OVINE)",
"productndc": "50633-110",
"dosage_form": "INJECTION, POWDER, LYOPHILIZED, FOR SOLUTION",
"dea_schedule": null,
"strength_unit": "g/1; g/1; g/1; g/1",
"application_number": "BLA103788",
"marketing_category": "BLA"
}See everything about crotalus atrox immune fab antivenin (ovine); agkistrodon piscivorus immune fab antivenin (ovine); crotalus scutulatus immune fab antivenin (ovine); crotalus adamanteus immune fab antivenin (ovine).
This page is the registration. A free account adds the label text as the regulator wrote it, what it costs per daily dose across the markets that publish a price, a feed of what changes in the registers, and an assistant that answers with its sources. Interaction severity is free; mechanism and management are on the Growth plan. No card, nothing to install.