U.S. Department of Health & Human Services Divider Arrow National Institutes of Health Divider Arrow NCATS

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Showing 4331 - 4340 of 4768 results

Status:
Investigational
Source:
NCT00705653: Phase 1 Interventional Completed Cancer
(2005)
Source URL:

Class (Stereo):
CHEMICAL (ACHIRAL)

CGC-11047 is a polyamine analog designed to halt cell growth and induce apoptosis of cancer cells. In preclinical models CGC-11047 significantly inhibited tumor development in both lung and prostate cancer models when administered as a single agent. In the lung cancer model, CGC-11047 potentiated the antitumor effect of cisplatin. Although potent activity was observed with CGC-11047 and bevacizumab when administered as single agents in the prostate cancer model, the combination arm significantly enhanced antitumor activity compared with either agent alone. In all experiments, CGC-11047 was well tolerated with no adverse effects on bodyweight gain.
Status:
Investigational
Source:
NCT00427856: Phase 2 Interventional Completed Lymphoma, Follicular
(2007)
Source URL:

Class (Stereo):
CHEMICAL (ACHIRAL)



Obatoclax (GX15-070) is a novel BH3 mimetic pan Bcl- 2 inhibitor. The clinically studied formulation is as obatoclax mesylate (Box 1), a salt. It is only under study as an intravenous preparation. It functions to block BH3-mediated binding of Bcl-2, Bcl-XL, Mcl-1 and A1 to Bax and Bak. Bax and Bak thus are unopposed and able to dimerize to allow initiation of intrinsic apoptosis. Preclinically, obatoclax has been shown to reverse inhibition of Bax or Bak by Bcl-2, Bcl-XL, Bcl-w and Mcl-1. Obatoclax was discovered by Gemin X, which was acquired by Cephalon, which has since been acquired by Teva Pharmaceuticals. Obatoclax had been in phase III clinical trials by Gemin X Biotechnologies (subsidiary of Teva) for the treatment of non-small lung cancer (NSCLC). The compound received orphan drug designation in the U.S. in 2004 for the treatment of chronic lymphocytic leukemia (CLL). However, Teva discontinued the development of obatoclax in 2013.
Status:
Investigational
Source:
INN:sparfosic acid
Source URL:

Class (Stereo):
CHEMICAL (ABSOLUTE)

Sparfosate (PALA) is a stable transition state analogue for an aspartate transcarbamylase- cartalyzed reaction with antineoplastic activity. PALA is a potent inhibitor of aspartate transcarbamylase (Ki about 10(-8) M for ACTases of various origins), which in whole cells blocks the de novo synthesis of pyrimidines. Thus PALA inhibits de novo pyrimidine biosynthesis and increases the extent to which fluorouracil metabolites are incorporated into RNA. In vivo, low doses of PALA inhibit whole body pyrimidine synthesis. While this action is cytotoxic in vitro, extensive human testing demonstrates that PALA alone is devoid of selective antitumor activity. Interest in the therapeutic action of PALA derives from the demonstration that its action potentiates the cytotoxicity of several cytotoxic drugs, notably 5-fluorouracil (5-FU). Development of Sparfosate for cancer and Hepatitis B treatment is assumed to have been discontinued.
Status:
Investigational
Source:
INN:quinpirole [INN]
Source URL:

Class (Stereo):
CHEMICAL (ABSOLUTE)


Conditions:

Quinpirole (LY 171,555) is a psychoactive drug and research chemical which acts as a selective D2 and D3 receptor agonist. Quinpirole is the most widely used D2 agonist in in vivo and in vitro studies. Specific quinpirole binding in rat brain was saturable, and dependent on temperature, membrane concentration, sodium concentration and guanine nucleotides. Saturation analysis revealed high affinity binding characteristics (KD = 2.3 nM) which were confirmed by association-dissociation kinetics. The regional distribution of [3H]quinpirole binding sites roughly paralleled the distribution of [3H]spiperone binding sites, with greatest densities present in the striatum, nucleus accumbens and olfactory tubercles. A variety of drugs, most notably monoamine oxidase inhibitors (MAOls), inhibit the binding of [3H]quinpirole, but not [3H]spiperone or [3H](-)N-n-Propylnorapomorphine, in rat striatal membranes by a mechanism that does not appear to involve the enzymatic activity of MAO. Clinically antidepressant MAOIs exhibited selectivity between sites labeled by [3H]quinpirole and [3H]spiperone as did a number of structurally related propargylamines and N-acylethylenediamine derivatives and other drugs such as debrisoquin and phenylbiguanide. Quinpirole has been shown to increase locomotion and sniffing behavior in mice and induces compulsive behavior symptomatic of obsessive compulsive disorder in rats.
Status:
Investigational
Source:
INN:emilium tosilate
Source URL:

Class (Stereo):
CHEMICAL (ACHIRAL)

Emilium is an antiarrhythmic agent and cardiac depressant.
Status:
Investigational
Source:
INN:captamine [INN]
Source URL:

Class (Stereo):
CHEMICAL (ACHIRAL)

Conditions:

Captamine is ethanethiol derivative that has been studied as the chelating and radioprotective agent. Captamine, a potent duodenal ulcerogenic, stimulates gastric acid and gastrin secretion and decreases immunoreactive somatostatin (IRS) from the gut and hypothalamus of the rat.
m-Chlorophenylpiperazine (meta-chlorophenylpiperazine or mCPP) is a psychoactive substance, which is illegal in many countries but can be found on the black market. It induces endocrine, neurological and psychiatric effects. mCPP is a partial agonist at the 5-HT2C receptor but antagonized the 5-HT2B and 5-HT3 receptors. mCPP is also an active metabolite of the drug trazodone, which is used as an effective antidepressant drug with a broad therapeutic spectrum, including anxiolytic efficacy. It is known, that mCPP induces migraine attacks and that the decrease of food intake induced by the mCPP depends on its ability to act as a serotonin agonist is a brain.
Status:
Investigational
Source:
NCT01981395: Phase 1 Interventional Completed Hyperalgesia
(2014)
Source URL:

Class (Stereo):
CHEMICAL (ACHIRAL)



Fenobam is a selective and potent metabotropic glutamate (mGlu)5 receptor antagonist with inverse agonist activity. Fenobam was previously investigated as an anxiolytic in a number of phase II studies in the early 1980s. These studies revealed a mixed picture of anxiolytic efficacy, with double blind, placebo controlled trials variously reporting the compound as active or inactive. This discrepancy was not easily reconciled based on patient numbers, dose level, duration of treatment, or outcome measures. The positive effects seen in animal models of fragile X syndrome (FXS) treated with fenobam or other mGluR5 antagonists, the apparent lack of clinically significant adverse effects, and the potential beneficial clinical effects seen in this pilot trial support further study of the compound in adults with FXS.
Status:
Investigational
Source:
INN:doxpicomine [INN]
Source URL:

Class (Stereo):
CHEMICAL (ABSOLUTE)

Doxpicomine is the hydrochloride salt of l-3[(dimethylamino)-(m-dioxan-5-yl)methyl]pyridine, a derivative of substituted 1,3 dioxanes. Its analgesic effect appears to be mediated centrally through opiate-like receptors. Preclinical animal studies revealed analgesic activity and duration of action of the same order as that of meperidine and codeine when administered subcutaneously and of codeine but of shorter duration when administered orally. The analgesic effects were reversed by naloxone. The drug did not reduce or antagonize the analgesic effect of morphine. Drowsiness is an expected response to effective analgesics. It was the foremost side effect observed but was of short duration and minimal intensity and did not interfere with the postoperative regimen of coughing, deep breathing, and early ambulation. Nausea and vomiting were not reported after doxpicomine.
Status:
Investigational
Source:
INN:tyromedan
Source URL:

Class (Stereo):
CHEMICAL (ACHIRAL)

Thyromedan is a thyroalkanoic acid derivative with hypocholesterolemic activity. In clinical trials, Thyromedan in daily doses of 8 to 32 mg caused a decrease in serum cholesterol levels. The serum total triglycerides and the α- and β-lipoprotein partition of cholesterol and triglycerides were unaffected.

Showing 4331 - 4340 of 4768 results