Similar to L.A.S.

D.W. - distilled water
D5NS - dextrose 5% in normal saline 0.9%
D5W - dextrose 5% solution sometimes written as D5W
dc, D/C, disc - discontinue or discharge
dieb. alt. - diebus alternis - every other day
dil. - dilute
disp. - dispersible or dispense

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