# BTG International Inc.: Hydroxocobalamin Injection shortage reverified (limited availability from this maker)

**Score:** 45/100

| Field | Value |
|---|---|
| Manufacturer | BTG International Inc. |
| Drug | Hydroxocobalamin Injection |
| Dosage form | Injection |
| Therapeutic category | Other |
| Status | Current |
| Stage | Shortage reverified (still listed) |
| Availability | Limited availability |
| Reason | Other |
| Presentations affected | 1 |
| Package NDCs | 50633-310-11 |
| Manufacturer supply note | Cyanokit is available to order. To address the drug shortage, BTG International Inc (a SERB Pharmaceuticals company) coordinated with the U.S. Food and Drug Administration (FDA) to make the following impacted batches available to U.S. patients during this period of shortage. |
| First posted | 2024-11-04 |
| Updated | 2026-11-02 |

## Why this score
- Limited availability.
- Sterile injectable: hospital and 503B demand.

Source: openFDA drug shortages endpoint (U.S. Food and Drug Administration drug shortage list) (https://dps.fda.gov/drugshortages). Last refreshed: 2026-11-04T06:10:12.565Z.
From the openFDA drug shortages endpoint, which mirrors the FDA drug shortage list and can lag it by days. Availability and recovery notes are the manufacturer's own statements to FDA. Company and product level only. Verify with FDA and the manufacturer before acting.