Benzalkonium Chloride in Medications
Benzalkonium Chloride: A Common Preservative
Benzalkonium chloride is used in certain medications as a preservative to prevent microbial growth.
It does not treat symptoms.
What Is Benzalkonium Chloride?
Benzalkonium chloride is a synthetic compound used to preserve liquid pharmaceutical products.
It may appear under abbreviated or chemical names.
Why Is Benzalkonium Chloride Used in Medications?
It is used because it:
- Helps prevent bacterial contamination
- Extends shelf life
- Maintains product safety in liquid formulations
Ingredient Names to Look For
Benzalkonium chloride may be listed as:
- Benzalkonium chloride
- BAK
- Alkyl dimethyl benzyl ammonium chloride
Where Does It Appear?
It is commonly found in:
- Eye drops
- Nasal sprays
- Topical solutions
How to Check a Medication’s Ingredient List
Preservatives vary by dosage form and manufacturer.
Use PillParser to scan a medication and view its ingredient list.
To keep PillParser free, anonymous scans are limited.
Understanding ingredient differences is especially important for individuals with known sensitivities. RxAllergyScan.com allows users to compare medication ingredients against their personal allergen profile.
Educational Note
This page provides educational information only and does not make medical claims.