Sr. No
Name of excipient
Category
1
Benzalkonium chloride
Preservative
2
Sodium chloride
For isotonicity
3
Disodium EDTA
Chelating agent
4
Octoxynol 40
Preservative
5
Hydrochloric acid
Acid
6
Sodium hydroxide
Alkali
Table 1:
Prototype formulation.
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