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Metopirone (Metyrapone) - Summary

 



METOPIRONE SUMMARY

Metopirone

Metopirone, metyrapone USP, is an inhibitor of endogenous adrenal corticosteroid synthesis, available as 250-mg capsules for oral administration.

Metopirone (metyrapone) is indicated for the following:

Metopirone is a diagnostic drug for testing hypothalamic-pituitary ACTH function.



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NEWS HIGHLIGHTS

Media Articles Related to Metopirone (Metyrapone)

The Diagnostic Clinic Introduces A Vaccination Alternative To The Flu Jab
Source: Flu / Cold / SARS News From Medical News Today [2009.11.12]
The Diagnostic Clinic in London's New Cavendish Street, the UK's premier centre for Integrated Medicine, offers a vaccination alternative for private and corporate patients not wishing to have the Flu or Swine Flu jab. Many people have concerns regarding vaccinations. Whether this is as simple as needle phobia or concerns over the safety of vaccinations, an alternative can be considered.

Phadia Introduces New Food Allergy Diagnostic Tools To Meet The Needs Of Allergists
Source: Allergy News From Medical News Today [2009.11.10]
Today at the 2009 Annual Meeting of the American College of Allergy, Asthma & Immunology, Phadia US introduced two new products designed specifically to meet the unique needs of the nation's 6,000 allergists. ImmunoCAP ISAC and ImmunoCAP HR are new offerings designed to augment traditional allergy testing methodologies and enable diagnosis of complex food allergies at the molecular level, available through its own PiRL testing facility.

New Diagnostic Method For Gout: Dual Energy Computed Tomography Instead Of Joint Aspiration
Source: Gout News From Medical News Today [2009.06.05]
The most reliable method of diagnosing gout is to aspirate the joint in order to obtain fluid to verify the presence of monosodiumurate crystals (uric acid). Up to now, computed tomography (CT) has played a limited role in the evaluation of gout, since conventional CT systems cannot reliably verify deposits of uric acid.

Utility Of Circulating DNA As Novel Diagnostics For Human Cancer, Mad Cow Disease And Other Conditions
Source: CJD / vCJD / Mad Cow Disease News From Medical News Today [2009.03.12]
Chronix Biomedical - developing and applying proprietary techniques to detect and analyze circulating nucleic acid sequences for the diagnosis and management of disease - reported that three recent studies published in peer-reviewed journals have further confirmed the potential diagnostic and prognostic utility of fragments of DNA and RNA that circulate in the blood, known as circulating nucleic acids (CNAs).

Diagnostic Approved to Detect
Source: MedicineNet Clostridium Difficile Colitis Specialty [2009.01.14]
Title: Diagnostic Approved to Detect
Category: Health News
Created: 1/14/2009 2:00:00 AM
Last Editorial Review: 1/14/2009

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Published Studies Related to Metopirone (Metyrapone)

Mineralocorticoid receptor function in posttraumatic stress disorder after pretreatment with metyrapone. [2006.10.01]
BACKGROUND: Alterations of mineralocorticoid receptor (MR) mediated negative feedback inhibition of cortisol might contribute to abnormalities of hypothalamic-pituitary adrenal (HPA) activity in posttraumatic stress disorder (PTSD)... CONCLUSIONS: While HPA responses after metyrapone seem to be stronger in PTSD compared to controls, no alterations of mineralocorticoid receptor function in PTSD were found in this study.

Metyrapone improves endothelial dysfunction in patients with treated depression. [2006.07.04]
OBJECTIVES: This study sought to examine the effect of metyrapone on endothelial dysfunction in patients with treated recurrent major depression. BACKGROUND: Depression is an independent risk factor for the development of coronary heart disease, and patients with depression have endothelial dysfunction, an atherogenic abnormality. This abnormality may be attributable to abnormal hypothalamic-pituitary-adrenal (HPA) axis function, a feature of depression, resulting in increased exposure to cortisol. Cortisol administration produces endothelial dysfunction in healthy subjects... CONCLUSIONS: Inhibition of cortisol production by metyrapone ameliorates the endothelial dysfunction seen in depression, suggesting that the mechanism of the endothelial dysfunction may involve cortisol.

Inhibition of cortisol production with metyrapone prevents mental stress-induced endothelial dysfunction and baroreflex impairment. [2005.07.19]
OBJECTIVES: This study was designed to investigate the role of cortisol in stress-induced endothelial dysfunction and impaired baroreflex sensitivity (BRS) by blocking cortisol production with metyrapone before subjecting healthy volunteers to mental stress. BACKGROUND: Mental stress raises cortisol levels and is associated with increased coronary heart disease (CHD) morbidity and mortality, especially from sudden cardiac death. It also causes endothelial dysfunction and impaired BRS... CONCLUSIONS: Stress-related endothelial dysfunction and BRS impairment can be prevented by blocking cortisol production with metyrapone, demonstrating a direct or facilitative role for cortisol in these phenomena and suggesting mechanisms by which stress contributes to CHD and sudden cardiac death.

Metyrapone and cocaine: a double-blind, placebo-controlled drug interaction study. [2005.04]
Pre-clinical research suggests that suppression of adrenocorticosteroid synthesis might decrease susceptibility to stress-induced relapse... The results of the present study suggest that metyrapone at the dose studied can likely be used safely in an outpatient study with active cocaine users.

Metyrapone decreases locomotion acutely. [2009.06.19]
Metyrapone is a glucocorticoid synthesis inhibitor known to induce a stress-like biological syndrome, but also to limit stress-related behaviours. Since stress is usually associated to an increased locomotion, the aim of the study was to determine whether metyrapone will increase, decrease or respect locomotion...

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Clinical Trials Related to Metopirone (Metyrapone)

Metyrapone as Additive Treatment in Major Depression [Completed]
The purpose of this study is to test whether metyrapone is an effective and safe augmenting agent in the treatment of major depression.

A Placebo-Controlled Study of a Combination of Metyrapone and Oxazepam in Cocaine Addiction [Recruiting]
Subjects will be randomly assigned to receive either one of the two potential dose combinations of the study medications or placebo over 6 weeks. The study will include twice weekly visits to the research clinic for laboratory studies, safety assessments and urine drug screens. Subjects will also be questioned regarding drug craving and mood symptoms.

Cocaine-Metyrapone Interaction Study - 1 [Active, not recruiting]
The purpose of this study is to examine the safety of two consecutive days of metyrapone (MRP) in subjects who may use cocaine concurrently.

To Investigate Effects GSK561679 on Part of the Body's System That Controls the Balance of Many of the Hormones. [Completed]

Study of the Approximate Entropy of Adrenocorticotropic Hormone and Cortisol Secretion in Patients With Head Injury [Active, not recruiting]
OBJECTIVES: I. Determine the randomness of adrenocorticotropic hormone (ACTH) and cortisol secretion using approximate entropy in patients who have sustained a head injury.

II. Determine the correlation between randomness of ACTH and cortisol secretion and stages of sleep in these patients.

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Page last updated: 2009-11-12

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