Abstract: Pharmacologically active indole derivatives having central serotonergic activity and useful in the treatment of CNS disorders of formula (I) wherein R, R1 and R2 have the meanings in the specification.

Abstract: Pharmacologically active benzimidazolone derivatives as 5-HT.sub.1A and 5-HT.sub.2 receptors, useful in the treatment of CNS disorders, of formula: ##STR1## wherein the substituents are defined herein.

Abstract: A method for treating a human host suffering from psychosis, which method comprises administering to such host a therapeutically effective amount of a compound of the formula I ##STR1## wherein the radicals are defined in claim 1.

Abstract: Crystalline and pharmacologically active monohydrates of endo-2,3-dihydro-N-(8-methyl-8-azabicyclo[3.2.1]oct-3-yl)-2-oxo-1H-benzimi dazole-1-carboxamide hydrochloride and of endo-3-ethyl-2,3-dihydro-N-(8-methyl-8-azabicyclo[3.2.1]oct-3-yl)-2-oxo-1H -benzimidazole-1-carboxamide hydrochloride.

Abstract: Pharmacologically active benzimidazoline-2-oxo-1-carboxylic acid compounds which are useful for treating a human host suffering from anxiety.

Abstract: New pharmacologically active amidino and guanidino derivatives which are 5-HT.sub.3 receptor antagonists useful as antiemetic, gastric prokinetic and antimigrainic agents of the following general formula (I) ##STR1## wherein the substituents are defined hereinbelow in the specification, which compounds are 5-HT.sub.3 receptor antagonists useful as antiemetic gastric prokinetic and antimigraine agents, inter alia.

Abstract: New pharmacologically active benzimidazoline-2-oxo-1-carboxylic acid derivatives which are 5-HT receptor antagonists useful as antiemetic agents and as gastric prokinetic agents of the following formula: ##STR1##wherein R is hydrogen, C.sub.1-6 alkyl, C.sub.2-6 alkenyl or C.sub.2-6 alkynyl; R.sub.1 is hydrogen; R.sub.2 is hydrogen, halogen or C.sub.1-6 alkoxy; Y is oxygen or N--R.sub.3 in which R.sub.3 is hydrogen; A is a group selected from: ##STR2##wherein p is 1; r is 0, 2 or 3: R.sub.4 is hydrogen; R.sub.5 is hydrogen, C.sub.1-6 alkyl, or R.sub.5 is a group of the formula --CR.sub.6 =N--R.sub.7 wherein R.sub.6 is hydrogen, C.sub.1-4 alkyl or amino and R.sub.7 is hydrogen or C.sub.1-6 alkyl; or a pharmaceutically acceptable acid addition salt thereof.The processes for the preparation of the compounds of formula (I) as well as pharmaceutical compositions contained in them are also described.

Abstract: Compounds of the formula (I) ##STR1## wherein R represents H or C.sub.1-6 alkyl;R.sub.1 and R.sub.2 represent H, halogen, C.sub.1-6 alkyl, C.sub.1-6 alkoxy, C.sub.1-6 alkythio, C.sub.1-6 alkoxycarbonyl, carboxyl, hydroxy, nitro, cyano, optionally C.sub.1-4 alkyl mono- or disubstituted carbamoyl, optionally C.sub.1-4 alkyl mono- or disubstituted amino, C.sub.1-6 acylamino, C.sub.1-4 alkoxy carbonylamino, C.sub.1-6 alkylsulphynyl, C.sub.1-6 alkylsulphonyl or C.sub.1-6 acyl;R.sub.3 represents H, C.sub.1-6 alkyl, aryl or aralkyl, or it may be absent;A represents CO or C.dbd.S;E represents nitrogen;D represents CO or CR.sub.4 R.sub.5 when the E--D bond is single, or D is C--R when the D--E bond is double, in which R.sub.4 represents H, C.sub.1-6 alkyl, aryl, aralkyl, hydroxy or C.sub.1-4 alkoxy and R.sub.5 represents H;X represents oxygen or N--R, or it is absent;Y represents a basic group selected from: ##STR2## in which n is 2 or 3; p is 0 or 1 at the same time or not; q is 0,2 or 3; R.sub.6 and R.sub.

Abstract: New pharmacologically active amidino and guanidino derivatives which are 5-HT.sub.3 receptor antagonists useful as antiemetic, gastric prokinetic and antimigrainic agents of the following general formula (I) ##STR1## , wherein the substituents are defined hereinbelow, which compounds are 5-HT.sub.3 receptor antagonists useful as antiemetic gastric prokinetic and antimigraine agents, inter alia.

Abstract: New pharmacologically active heterocyclic derivatives as muscarinic receptor blocking agents, useful for the treatment of gastrointestinal disorders, of the following formula ##STR1## wherein the substituents are defined hereinbelow.

Abstract: The present invention concerns new 2'-substituted-4-deoxy-thiazolo[5,4-c]rifamycin SV derivatives having antibacterial activity.These compounds are compounds obtained by chemical modification of thiazolo[5,4-c]rifamycin SV.