Abstract: Disclosed is a method for treating the symptoms of an acute or chronic disorder mediated by the classical pathway of the complement cascade, comprising administering to a mammal in need of such treatment a therapeutically effective amount of a compound of Formula I or a solvate, hydrate or pharmaceutically acceptable salt thereof; wherein R1, R2, R3, R4, X, Y and Z are defined in the specification.

Abstract: Amidino and benzamidino compounds, including compounds of the formula: wherein R1-R4, R6-R9, Y, Z, n and m are set forth in the specification, as well as hydrates, solvates or pharmaceutically acceptable salts thereof, that inhibit a number of proteolytic enzymes are described. Also described are methods for preparing the compounds of Formula I.

Abstract: The present invention is directed to compounds of Formula I: wherein X is O, S or NR7 and R1-R7, Y and Z are set forth in the specification, as well as hydrates, solvates or pharmaceutically acceptable salts thereof. Also described are methods for preparing the compounds of Formula I. The novel compounds of the present invention are potent inhibitors of proteases, especially trypsin-like serine proteases, such as chymotrypsin, trypsin, plasmin and urokinase. Certain of the compounds exhibit direct, selective inhibition of urokinase, or are intermediates useful for forming compounds having such activity.

Abstract: Disclosed is a method for treating the symptoms of an acute or chronic disorder mediated by the classical pathway of the complement cascade, comprising administering to a mammal in need of such treatment a therapeutically effective amount of a compound of Formula I 1

Abstract: Aminoguanidine and alkoxyguanidine compounds, including compounds of the formula: 1

Abstract: The present invention is directed to compounds of Formula I: wherein X is O, S or NR7 and R1-R7, Y and Z are set forth in the specification, as well as hydrates, solvates or pharmaceutically acceptable salts thereof. Also described are methods for preparing the compounds of Formula I. The novel compounds of the present invention are potent inhibitors of proteases, especially trypsin-like serine proteases, such as chymotrypsin, trypsin, plasmin and urokinase. Certain of the compounds exhibit direct, selective inhibition of urokinase, or are intermediates useful for forming compounds having such activity.

Abstract: Amidino and benzamidino compounds, including compounds of the formula: 1

Abstract: The present invention is directed to compounds of Formula I: wherein X is O, S or NR7 and R1-R7, Y and Z are set forth in the specification, as well as hydrates, solvates or pharmaceutically acceptable salts thereof. Also described are methods for preparing the compounds of Formula I. The novel compounds of the present invention are potent inhibitors of proteases, especially trypsin-like serine proteases, such as chymotrypsin, trypsin, plasmin and urokinase. Certain of the compounds exhibit direct, selective inhibition of urokinase, or are intermediates useful for forming compounds having such activity.

Abstract: Amidino and benzamidino compounds, including compounds of the formula: wherein R1-R4, R6-R9, Y, Z, n and m are set forth in the specification, as well as hydrates, solvates or pharmaceutically acceptable salts thereof, that inhibit a number of proteolytic enzymes are described. Also described are methods for preparing the compounds of Formula I.

Abstract: Aminoguanidine and alkoxyguanidine compounds, including compounds of the formula: wherein X is O or NR9 and R114 R4, R6-R9, R11, R12, Ra, Rb, Rc, Y, Z, n and mare set forth in the specification, as well as hydrates, solvates or pharmaceutically acceptable salts thereof, that inhibit proteolytic enzymes such as thrombin are described. Also described are methods for preparing the compounds of Formula I. The novel compounds of the present invention are potent inhibitors of proteases, especially trypsin-like serine proteases, such as chymotrypsin, trypsin, thrombin, plasmin and factor Xa. Certain of the compounds exhibit antithrombotic activity via direct, selective inhibition of thrombin, or are intermediates useful for forming compounds having antithrombotic activity.

Abstract: Amidino and benzamidino compounds, including compounds of the formula: wherein R1-R4, R6-R9, Y, Z, n and m are set forth in the specification, as well as hydrates, solvates or pharmaceutically acceptable salts thereof, that inhibit a number of proteolytic enzymes are described. Also described are methods for preparing the compounds of Formula I.

Abstract: Amidino and benzamidino compounds, including compounds of the formula: ##STR1## wherein R.sup.1 -R.sup.4, R.sup.6 -R.sup.9, Y, Z, n and m are set forth in the specification, as well as hydrates, solvates or pharmaceutically acceptable salts thereof, that inhibit a number of proteolytic enzymes are described. Also described are methods for preparing the compounds of Formula I.

Abstract: Amidino and benzamidino compounds, including compounds of the formula: ##STR1## wherein R.sup.1 -R.sup.4, R.sup.6 -R.sup.9, Y, Z, n and m are set forth in the specification, as well as hydrates, solvates or pharmaceutically acceptable salts thereof, that inhibit a number of proteolytic enzymes are described. Also described are methods for preparing the compounds of Formula I.

Abstract: Compounds of the formula: ##STR1## wherein R.sup.1 --R.sup.4, R.sup.7 --R.sup.8, R.sup.a, R.sup.b, R.sup.c, Y, Z, n and m are set forth in the specification, as well as hydrates, solvates or pharmaceutically acceptable salts thereof, that inhibit a number of proteolytic enzymes are described. Also described are methods for preparing the compounds of Formula I.

Abstract: The present invention is directed to non-peptidic factor Xa inhibitors which are useful for the treatment of arterial and venous thrombotic occlusive disorders, inflammation, cancer, and neurodegenerative diseases. The factor Xa inhibitors provide compounds of structure: ##STR1## or pharmaceutically acceptable salts thereof; whereinR.sup.1 is alkyl, substituted alkyl, cycloalkyl, aryl, substituted aryl, heteroaryl or substituted heteroaryl; R.sup.2 is one of hydrogen, alkyl, cycloalkyl or aryl; R.sup.3 is one of hydrogen, hydroxy or alkoxy; R.sup.4 is one of --NH.sub.2, phenyl or pyridyl, wherein said phenyl and said pyridyl are optionally substituted with one or two of halogen, hydroxy, hydroxyalkyl, alkoxy, amino, monoalkylamino, dialkylamino, aminoalkyl, monoalkylaminoalkyl and/or dialkylaminoalkyl; X is one of --CH.sub.2 -- or --C(O)--; and n is from zero to eleven; provided that when R.sup.4 is --NH.sub.2, then R.sup.3 is hydrogen and n is other than zero; and also provided that when R.sup.

Abstract: This invention relates to methods of x-ray diagnostic imaging the blood pool, liver, spleen, and/or lymph system of a mammal comprising administering a contrast effective amount of a mixed carbonic anhydride as a contrast agent having the structure ##STR1## X is H, NR.sup.1 R.sup.2 or CONR.sup.1 R.sup.3, R.sup.1 is H or alkylR.sup.2 is COR.sup.3R.sup.3 is H, alkyl, hydroxyl-substituted alkyl, aryl or a steroidially derived moietyY is NR.sup.1 R.sup.2 or CONR.sup.1 R.sup.3 and ##STR2## Z is OR.sup.3 or This invention further relates to novel mixed carbonic anhydride contrast agents having the above structure and to x-ray contrast compositions comprising such agents, and to methods of x-ray diagnostic imaging utilizing such agents.

Abstract: Disclosed are contrast agents of the formula ##STR1## contained in aqueous compositions and methods for their use in diagnostic radiology of the gastrointestinal tract whereinZ=H, halo, C.sub.1 -C.sub.20 alkyl, cycloalkyl, lower alkoxy, cyano, where the alkyl and cycloalkyl groups can be substituted with halogen or halo-lower-alkyl groups;R=C.sub.1 -C.sub.25 alkyl, cycloalkyl, or halo-lower-alkyl, optionally substituted with halo, fluoro-lower-alkyl, aryl, lower-alkoxy, hydroxy, carboxy, lower-alkoxy carbonyl or lower-alkoxy-carbonyloxy, (CR.sub.1 R.sub.2).sub.p --(CR.sub.3 .dbd.CR.sub.4).sub.m Q, or (CR.sub.1 R.sub.2).sub.p --C.tbd.C--Q;R.sub.1, R.sub.2, R.sub.3 and R.sub.4 are independently lower-alkyl, optionally substituted with halo;x is 1-4;n is 1-5;m is 1-15;p is 1-10; andQ is H, lower-alkyl, lower-alkenyl, lower-alkynyl, lower-alkylene, aryl, or aryl-lower alkyl.

Abstract: Disclosed are x-ray contrast compositions for oral or retrograde examination of the gastrointestinal tract comprising an iodophenoxy alkane, iodophenyl alkenylalkyl ether or an iodophenyl alkynylalkyl ether x-ray producing agent in combination with a cellulose derivative in a pharmaceutically acceptable carrier; and methods for their use in diagnostic radiology of the gastrointestinal tract.

Abstract: This invention relates to methods of x-ray diagnostic imaging the blood pool, liver, spleen, and/or lymph system of a mammal comprising administering a contrast effective amount of a mixed carbonic anhydride as a contrast agent having the structure ##STR1## X is H, NR.sup.1 R.sup.2 or CONR.sup.1 R.sup.3, R.sup.1 is H or alkylR.sup.2 is COR.sup.3R.sup.3 is H, alkyl or arylY is NR.sup.1 R.sup.2 or CONR.sup.1 R.sup.3 andZ is alkyl, aryl or aralkyl.This invention further relates to novel mixed carboxylic anhydride contrast agents having the above structure to x-ray contrast compositions comprising such agents, and to methods of x-ray diagnostic imaging utilizing such agents.

Abstract: Disclosed are x-ray contrast compositions for oral or retrograde examination of the gastrointestinal tract comprising a barium salt in a pharmaceutically acceptable carrier comprising a cellulose derivative; and methods for their use in diagnostic radiology of the gastrointestinal tract.