Uridine 5'-diphosphate and analogs useful for treating lung dise

Drug – bio-affecting and body treating compositions – Effervescent or pressurized fluid containing – Organic pressurized fluid

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424 46, 514851, 514 52, A61K 912

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061432792

ABSTRACT:
Compounds of Formula I: ##STR1## wherein: X.sub.1, and X.sub.2 are each independently either O.sup.- or S.sup.- ;

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