Abstract:
PROBLEM TO BE SOLVED: To provide a fused imidazole derivative having multidrug resistance modulating properties capable of inhibiting or reversing multiple drug resistance of a carcinoma cell or a pathogen. SOLUTION: This compound is expressed by formula (I). [In the formula a dotted line is a bond existing according to circumstances; n is 1 or 2; R1 is H, a halo, formyl group, a l-4C (substituted)alkyl group, -X-CO-OR5,-X-CO-NR6 R7 or -X-CO-R10; R2 is H, a halo, a 1-4C alkyl group, a 1-4C hydroxyalkyl group, a 1-4C alkyloxycarbonyl group, a carboxyl group, formyl group or a phenyl group; R3 is H, a 1-4C alkyl group, or a 1-4C alkyloxy group; R4 is H, a halo, a 1-4C alkyl group, or a 1-4C alkyloxy group or a 1-4C haloalkyl group; Z is -CH2-, -CH2-CH2-, -CH=CH-, -CHOH-CH2-, -O-CH2, -C(=O)-CH2- or -C(= NOH)-CH2-; -A-B- is a divalent group; -A1- is a direct bond, a 1-6C substituted alkanediyl, a 1-6C alkanediyl-oxy-1-6C alkanediyl, a carbonyl, a 1-6C alkanediylcarbonyl, 1-6C (substituted) alkanediyloxy; A2 is a direct bond or a 1-6C alkanediyl; Q is an aryl group].
Abstract:
This invention concerns novel formulations for opioid-based treatments of pain and/or nociception comprising opioid analgesics and 1,4-di-piperidin-4-yl-piperazine derivatives having neurokinin antagonistic activity, in particular NK1 antagonistic activity, the use of said formulation for the manufacture of a medicament for the prevention and/or treatment of emesis, pain and/or nociception, in particular in opioidbased acute and chronic pain treatments, more in particular in inflammatory, postoperative, emergency room (ER), breakthrough, neuropathic and cancer pain treatments and the use of an NK1-receptor antagonist for the manufacture of a medicament for the prevention and/or treatment of respiratory depression in opioid-based treatments of pain. The pharmaceutical formulations according to the invention comprise a pharmaceutically acceptable carrier and, as active ingredients, a therapeutically effective amount of an opioid analgesic and NKI -antagonists according to the general Formula (I) the pharmaceutically acceptable acid or base addition salts thereof, the stereochernically isomeric forms thereof, the N-oxide form thereof and prodrugs thereof, wherein all substituents are defined as in Claim 1. The pharmaceutical composition according to the invention reduces to a large extent a number of unwanted sideeffects associated with opioid analgesics, in particular emesis, respiratory depression and tolerance, thereby increasing the total tolerability of said opioids in pain treatment.
Abstract:
The invention concerns novel substituted tetracyclic imidazole derivatives useful for the treatment of elevated intracranial pressure (ICP) and/or secondary ischaemia, in particular caused by brain injury, more in particular caused by traumatic (TBI) and non-traumatic brain injury, processes for their preparation, pharmaceutical compositions comprising them and their use as a medicine. The novel compounds comprise compounds according to the general Formula (I), the pharmaceutically acceptable acid or base addition salts thereof, the stereochemically isomeric forms thereof and the N -oxide form thereof. In particular, the preferred compound is 3-[2-[4-(11,12-dihydro- 6 H - benzimidazo[2,1 -b][3]benzazepin-6-yl) -2-(phenylmethyl)- 1-piperidinyl]ethyl] -2,10-dimethyl pyrimido[1, 2- a ]benzimidazol- 4(10 H )-one, the pharmaceutically acceptable acid or base addition salts thereof, the stereochemically isomeric forms thereof and the N -oxide form thereof.
Abstract:
This invention concerns the compounds of formula (I) a prodrug, a N-oxide, an addition salt, a quaternary amine or a stereochemically isomeric form thereof wherein R is hydrogen, C1-6alkyl, halo, formyl, carboxyl, C1-6alkyloxycarbonyl, C1-6alkylcarbonyl, N(R R )C(=O)-, N(R R )C(=O)N(R )-, ethenyl substituted with carboxyl or C1-6alkyloxycarbonyl, or C1-6alkyl substituted with hydroxy, carboxyl, C1-6alkyloxy, C1-6alkyloxycarbonyl, N(R R )C(=O)-, C1-6alkylC(=O)N(R )-, C1-6alkylS(=O)2N(R )- or N(R R )C(=O)N(R )- wherein each R and each R independently are hydrogen or C1-4alkyl, and R is hydrogen or hydroxy; R is hydrogen, C1-6alkyl, hydroxyC1-6alkyl, C1-6alkyloxyC1-6alkyl, N(R R )C(=O)-, aryl or halo; n is 1 or 2; -A-B- represents a bivalent radical of formula -Y-CH=CH-, -CH=CH-Y-, or -CH=CH-CH=CH-, wherein each hydrogen atom may independently be replaced by R wherein R is C1-6alkyl, halo, hydroxy, C1-6alkyloxy, ethenyl substituted with carboxyl or C1-6alkyloxycarbonyl, hydroxyC1-6alkyl, formyl, carboxyl or hydroxycarbonylC1-6alkyl, and each Y independently is a bivalent radical of formula -O-, -S- or -NR -, wherein R is hydrogen, C1-6alkyl or C1-6alkylcarbonyl; Z is a bivalent radical of formula -(CH2)p-, -CH=CH-, -CH2-CHOH-, -CH2-O-, -CH2-C(=O), or -CH2-C(=NOH)-, provided that the bivalent radicals are connected to the nitrogen of the imidazole ring via their -CH2- moiety; and wherein p is 1, 2, 3 or 4; L is hydrogen; C1-6alkyl; C2-6alkenyl; C1-6alkylcarbonyl; C1-6alkyloxycarbonyl; C1-6alkyl substituted with hydroxy, carboxyl, C1-6alkyloxy, C1-6alkyloxycarbonyl, aryl, aryloxy, cyano or R HN- wherein R is hydrogen, C1-6alkyl, C1-6alkyloxycarbonyl, C1-6alkylcarbonyl; or L represents a radical of formula -Alk-Y-Het , -Alk-NH-CO-Het or -Alk-Het wherein Alk represents C1-4alkanediyl; Y represents O, S or NH; Het , Het and Het each represent an optionally substituted heterocycle; for use as a medicine.
Abstract:
The present invention relates to (pyridin-4-yl)benzylamides derivatives and pharmaceutically acceptable salts thereof, processes for preparing them, pharmaceutical compositions containing them and their use in therapy. The invention particularly relates to positive allosteric modulators of nicotinic acetylcholine receptors, such positive allosteric modulators having the capability to increase the efficacy of nicotinic receptor agonists.
Abstract:
This invention concerns substituted 1-piperidin-4-yl-4-pyrrolidin-3-yl-piperazine derivatives having neurokinin antagonistic activity, in particular NK1 antagonistic activity, a combined NK1/NK3 antagonistic activity and a combined NK1/NK2/NK3 antagonistic activity, their preparation, compositions comprising them and their use as a medicine, in particular for the treatment of schizophrenia, anxiety, depression, emesis and IBS. The compounds according to the invention can be represented by general Formula (I) and comprises also the pharmaceutically acceptable acid or base addition salts thereof, the stereochemically isomeric forms thereof, the N-oxide form thereof and prodrugs thereof, wherein all substituents are defined as in Claim 1.
Abstract:
The present invention relates to O-GlcNAc hydrolase (OGA) inhibitors. The invention is also directed to pharmaceutical compositions comprising such compounds, to processes for preparing such compounds and compositions, and to the use of such compounds and compositions for the prevention and treatment of disorders in which inhibition of OGA is beneficial, such as tauopathies, in particular Alzheimer's disease or progressive supranuclear palsy; and neurodegenerative diseases accompanied by a tau pathology, in particular amyotrophic lateral sclerosis or frontotemporal lobe dementia caused by C9ORF72 mutations.