SPC 10ml Sodium & Potassium iodide helps retards the progression of Opacities & relieves dryness of the eye. brings the endoocular liquid back to the normal condition which might have altered due to metabolic or lenticular derangements. Maintains normal nutrition of lens . Combats corneal edema & viterous haemorrhage. Potassium may reduce corneal edema by supporting glycolysis & phosphorylation metabolic activity. Accordingly the effect of potassium iodide is to prevent corneal damage from secondary edema.