Example 1

TABLE 1
Amount (% w/w)
Example Example Example Example
IngredientsABCD
Tetrofosmin13.00-15.0013.14-14.5314.7214.19
Disulfosalicylate
Stannous  0.37-0.5 0.37-0.46 0.44 0.43
Chloride
Dihydrate
Sodium D-12.00-16.0012.65-15.4714.9714.43
Gluconate
Sodium 50.00-62.0050.59-61.8454.8952.91
Bicarbonate
Gentisic Acid*15.00-17.0013.54-15.0014.9718.03
*Para-amino benzoic acid, Maleic acid, Anthranilic acid can also be used

Procedure:

Approximately 90% of the total volume of Water for Injection (WFI) was added to a preparation vessel. The WFI was deoxygenated. Tetrofosmin, reducing agent selected from stannous chloride dihydrate, transchelator selected from Sodium D-gluconate, radioprotectant selected from Gentisic acid, para-amino benzoic acid, maleic acid, anthranilic acid and combinations thereof and sodium hydrogen carbonate were dissolved. The solution obtained was deoxygenated and final volume and the bulk solution was deoxygenated. The solution was sterile filtered. The vials were partially stoppered and then lyophilized.

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