CroFab

Ovine crotalidae venoms immune fab · BTG International Inc.
PRESCRIPTION ONLY (USA)

CroFab ingredients

Active ingredientStrength
Crotalus Atrox Immune Fab Antivenin (Ovine)1 g/1
Agkistrodon Piscivorus Immune Fab Antivenin (Ovine)1 g/1
Crotalus Scutulatus Immune Fab Antivenin (Ovine)1 g/1
Crotalus Adamanteus Immune Fab Antivenin (Ovine)1 g/1

What CroFab is used for

CroFab is a specialist medicine (antivenin). Its approved uses are listed on the official FDA label below.

Key facts

Brand
CroFab
Generic name
Ovine crotalidae venoms immune fab
Made by
BTG International Inc.
Forms
Injection, Powder, Lyophilized, For Solution
Given
Intravenous
Drug class
Antivenin
FDA approval
Biologic licence (BLA) BLA103788
On the US market since
2000

Official information

Specialist medicine: started and supervised by a specialist doctor or hospital. This page is a plain-language summary of public official information, not medical advice; follow your doctor and the official product information.

Common questions

What is CroFab?

CroFab (Ovine crotalidae venoms immune fab) is a specialist medicine made by BTG International Inc., approved by the US FDA.

What are the ingredients of CroFab?

CroFab contains Crotalus Atrox Immune Fab Antivenin (Ovine) (1 g/1); Agkistrodon Piscivorus Immune Fab Antivenin (Ovine) (1 g/1); Crotalus Scutulatus Immune Fab Antivenin (Ovine) (1 g/1); Crotalus Adamanteus Immune Fab Antivenin (Ovine) (1 g/1).

From the FDA National Drug Code directory (open.fda.gov, public domain). Page made 5 November 2026 by Satya Babu.

← All specialty medicines, USA

For information only, not medical advice. This page is a plain-language summary written from standard prescribing information and the public guides linked below. Brands sometimes change their formula, so always check the composition printed on the pack. Doses here are typical adult doses; yours may differ. Do not start, stop or change a medicine without your doctor or pharmacist, and keep all medicines away from children. In an emergency, call 112 (India) or your local emergency number.