Benzalkonium Chloride
Written By Dr. Sakshi Jain
Reviewed By Dr. Rajeev SharmaLast updated 10 Apr 2025 | 04:35 AM (UTC)
Benzalkonium Chloride Uses
Benzalkonium Chloride is used for preservative.
How Benzalkonium Chloride works
Benzalkonium Chloride works as a preservative and helps prolong shelf life of medicines.
Common side effects of Benzalkonium Chloride
Allergic contact dermatitis, Apprehension, Breathlessness, Collapse, Convulsion, Cyanosis (bluish discoloration of the skin), Muscle weakness, Paralysis of respiratory muscle, Restlessness, Vomiting
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Read Our Editorial PolicyMedicine brands for Benzalkonium Chloride
Expert advice for Benzalkonium Chloride
• Avoid contact with eyes, mouth or nose and rinse immediately with plenty of cool tap water in case of accidental contact.
• Never use benzalkonium chloride solution on blistered/ cut skin.
• Consult your doctor before using benzalkonium chloride solution in children younger than 2 years.
• Inform your doctor if symptoms do not disappear after 7 days of use.
• Tell your doctor if you are pregnant or planning to become pregnant or are breastfeeding.
• Should not be given to patients who are allergic to benzalkonium chloride or any of its ingredients.
• Should not be given to patients who have a deep puncture wound, animal bite or serious burns.
Frequently asked questions for Benzalkonium Chloride
No. Benzalkonium chloride is not as same as rubbing alcohol
Yes, Benzalkonium Chloride is known to be antifungal to some extent
No. Benzalkonium does not kill viruses
No. Benzalkonium Chloride is not bleach
Yes, higher concentrations of Benzalkonium Chloride can kill MRSA / staph present on the skin
Yes. Benzalkonium Chloride is effective for treatment of cold sores.