Hospira bacteriostatic water, genuine 30ml
Hospira bacteriostatic water is the branded USP product made by Hospira, a Pfizer company: a sterile, non-pyrogenic 30 mL multi-dose vial with 0.9% (9 mg/mL) benzyl alcohol.1
Purchase option
- Genuine Hospira (Pfizer)
- Manufacturer-sealed, lot & expiry
- 30 mL multi-dose vial
- Ships across the US
Who makes Hospira bac water
Hospira is a Pfizer company. That's why you'll see the same product searched as "Hospira bacteriostatic water" and "Pfizer bacteriostatic water." Both names point to the same manufacturer. The product is Bacteriostatic Water for Injection, USP. It comes in a 30 mL multi-dose plastic vial with a flip-top closure.1
Hospira product specification
| Manufacturer | Hospira, Inc. (a Pfizer company)2 |
| Volume | 30 mL multiple-dose vial1 |
| Preservative | Benzyl alcohol 0.9% (9 mg/mL)1 |
| Base | Water for Injection, USP1 |
| pH | 5.7 (range 4.5 to 7.0)1 |
| Container | Plastic vial with flip-top closure, not pressurized1 |
| Storage | 20–25 °C (68–77 °F)3 |
How to check your Hospira is genuine
Counterfeit and relabeled product is a real concern in this category. So it's worth a quick check when your vial arrives:
- The vial and carton clearly identify Hospira as the manufacturer
- It's manufacturer-sealed, not opened or resealed
- A readable lot number and expiry date are printed on it
- The vial size and formulation match what you ordered (30 mL, 0.9% benzyl alcohol)
- The solution is clear, with the seal intact1
A note on availability
Genuine Hospira bacteriostatic water has been in constrained supply through 2026. So stock can move quickly, and some sellers run on backorder. We list live availability rather than a generic "in stock" label. That way you can see what's actually on hand before you order.
Diluent Use & Reconstitution Acknowledgement. bacwaterstar cannot determine the cause of cloudiness, clumping, precipitation, discoloration, or failed reconstitution after this diluent has been mixed with any third-party peptide, compound, powder, vial, or other material. bacwaterstar does not manufacture, test, authenticate, or guarantee the quality or compatibility of any third-party compound used with our products.
From the label: for drug-diluent use only; not for use in neonates; preparations with benzyl alcohol should not be used in epidural or spinal anesthesia.2
Common questions
Is Hospira the same as Pfizer bacteriostatic water?
Yes. Hospira is a Pfizer company, so both names refer to the same manufacturer's product.1
What size does Hospira bac water come in?
This is the 30 mL multiple-dose plastic vial with a flip-top closure.1
Why is Hospira bac water hard to find?
Hospira supply has been constrained through 2026, which is why live stock status matters when you're comparing sellers.
All 30 mL options Where to buy
- Bacteriostatic Water for Injection, USP — Description and presentation. DailyMed, U.S. National Library of Medicine. View label.
- Bacteriostatic Water for Injection — Hospira, Inc. prescribing information and warnings. Pfizer labeling. View label.
- Bacteriostatic Water for Injection, USP — Storage, 20–25 °C (Hospira, Inc.). DailyMed. View document.