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Table 1 Role of non-active pharmaceutical ingredient in formulation

From: Formulation, optimization, qualitative and quantitative analysis of new dosage form of corticosteroid

Sr. # No Excipients Function/role
1 Polysorbate (Tween 80) Solvent, antioxidant
2 PEG-12 glyceryl dimeristate Solubilizer, emulsifier
3 Ethyl alcohol Solvent, antibacterial
4 Citric acid anhydrous Antioxidant, preservative
5 Sodium citrate dihydrate Anticoagulant, buffers
6 Benzalkonium chloride Preservative, antimicrobial agent & surfactant
7 Water for injection (q.s) Solvent