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Question

Posted on: May 14 2019

EDTA concentration in nasal spray to destroy biofilm?

I find in Pubmed articles with concentrations between 0.75% and 4%. Is there more information available on the optimal concentration without damage to the nasal mucosa?

Answer

EDTA also find application in eye drops. I would choose the concentration,   used in eye drops for "  Abrasio conjunctiva sheet     Corneae "

The composition reads      

dinatriumEDTA 2aqua     0, 2 G; NaCl 40 mg; NaOH solution 0.4% 5.5 g and water for injections up to 10 ml