Mellaril

This page contains recent news articles, when available, and an overview of Mellaril but does not offer medical advice. You should contact your physician with regard to any health issues or concerns.


Overview:

Mellaril
(when available)

Pharmacology and use:
Thioridazine is a trifluoro-methyl phenothiazine derivative intended for the management of schizophrenia and other psychotic disorders. Thioridazine has not been shown effective in the management of behaviorial complications in patients with mental retardation. For the treatment of schizophrenia, and generalised anxiety disorder

Mechanism Of Action:
Thioridazine blocks postsynaptic mesolimbic dopaminergic D1 and D2 receptors in the brain; blocks alpha-adrenergic effect, depresses the release of hypothalamic and hypophyseal hormones and is believed to depress the reticular activating system thus affecting basal metabolism, body temperature, wakefulness, vasomotor tone, and emesis.

News Articles on Thioridazine

Lilly Submits Cymbalta(R) Supplemental New Drug Application for ...  -  May 29, 2008
Patients should not take Cymbalta if they have recently taken a type of antidepressant called a monoamine oxidase inhibitor (MAOI), are taking Mellaril® CNNMoney.com

In response to a New England Journal of Medicine article published ...  -  Jan 18, 2008
Patients should not take Cymbalta if they have recently taken a type of antidepressant called a monoamine oxidase inhibitor (MAOI), are taking Mellaril(R) Earthtimes,

FDA Approves Cymbalta(R) for Maintenance Treatment of Major ...  -  Nov 30, 2007
Patients should not take Cymbalta if they have recently taken a type of antidepressant called a monoamine oxidase inhibitor (MAOI), are taking Mellaril(R) CNNMoney.com

Main Cause of Dementia - Depression  -  Oct 31, 2007
Sudden drops in blood pressure with resultant fainting can occur with thioridazine (Mellaril) and chlorpromazine (Thorazine). It should be emphasized that American Chronicle,

Leading Pain Expert Offers Advice for Managing Painful Diabetic ...  -  Nov 14, 2007
Patients should not take Cymbalta if they have recently taken a type of antidepressant called a monoamine oxidase inhibitor (MAOI), are taking Mellaril® BlackNews.com (press release),

How To Protect Yourself From Drug-Induced Disorders  -  Sep 16, 2007
Among the drugs in question are haloperidol (Haldol), chlorpromazine (Thorazine), thioridazine (Mellaril), trifluoperazine (Stelazine), and fluphenazine Evening Bulletin,

New Data Suggest Cymbalta(R) Reduced Pain in Fibromyalgia Patients ...  -  Aug 21, 2007
Patients should not take Cymbalta if they have recently taken a type of antidepressant called a monoamine oxidase inhibitor (MAOI), are taking Mellaril® CNNMoney.com

Hidden depths  -  05 Aug 2007
Times Online,The doctor prescribed Mellaril, an antidepressant, and within days of starting to take it, Alex became manic. He just went wild. We quickly discovered that

Pharmacogenomics: not ready for prime time but not too soon to get ...  -  Aug 1, 2007
AAP News (subscription)Mellaril (thioridazine), a psychotherapeutic drug sometimes used in pediatric patients, also is metabolized via CYP2D6. If poorly metabolized, toxic levels

Diamanda Galás with Sergei Tcherepnin  -  Jul 16, 2007
Brooklyn Rail,Rail: You have also conducted work studying the effects of antipsychotic drugs, including Thorazine and Mellaril—were those musical experiments?

Tamiflu for percent on tendency for principles.  -  Jun 5, 2007
Journal lycéen,Scheme of over in mellaril pattern value rizatriptan episodes. Risk periods be seen sarafem found strong would lower methods. The opening impairment or

Antipsychotic Drugs Raise Death Rates in Elderly  -  Jun 5, 2007
Forbes,..."conventional" drugs -- haloperidol (Haldol), loxapine (Loxitane), thioridazine (Mellaril), chlorpromazine (Thorazine) and perphenazine (Trilafon).

Rather the resolve disputes hospital for breath.  -  Jun 17, 2007
Journal lycéen,These in third lowest medroxyprogesterone of patient mefloquine few con decade. Some research three or mellaril to hospital mercaptopurine conducted by

Data Suggest Cymbalta(R) Improved Functioning In Patients With ...  -  May 22, 2007
Medical News Today (press release),Patients should not take Cymbalta if they have recently taken a type of antidepressant called a monoamine oxidase inhibitor (MAOI), are taking Mellaril(R)

Alzheimer's: Sedatives Could Be Causing Premature Death  -  Mar 30, 2007
Dog Flu Diet and Diseases,The drugs involved were thioridazine (Mellaril), chlorpromazine (Largactil), haloperidol (Serenace), trifluoperazine (Stelazine) and risperidone

WELLBUTRIN , loss weight wellbutrin , wellbutrin zoloft , effects ...  -  Dec 27, 2006
Indymedia Colombia,DO NOT wellbutrin WELLBUTRIN if you take Mellaril. Do not tadalafil it provides a tadalafil savings over time. INFORM YOUR DOCTOR about any medical tests,

Lawyering, Psychiatric Treatment, and Schizophrenia: A Healing ...  Oct 11, 2006
My therapist referred me to a local psychiatrist, which he had been unable to do earlier. That psychiatrist prescribed Mellaril and lithium. ... -Psychiatric Services (subscription) Danger signs in boy's death  Oct 15, 2006
At the time the home study was written, Hulsey was taking Zoloft, an anti-depressant, and Mellaril, an anti-psychotic medication, as indicated in the social ... -Monterey County Herald, Frederiksen's mother submits letter urging leniency for son  Jul 29, 2006
She also says Frederiksen was diagnosed with attention deficit disorder and hyperactivity as a child and was placed on Ritalin and Mellaril. ... -WHO-TV

Mother’s letter asks leniency for Frederiksen  Jul 31, 2006
She says Frederiksen was diagnosed with attention deficit disorder and hyperactivity when he was about 3 and was placed on Ritilan and Mellaril. ... -Charles City Press

Mother describes Frederiksen’s path to pornography  Aug 2, 2006
...disorder. After a two-week stay in a Waterloo hospital for testing, Kuykendall said her son was placed on Ritilin and Mellaril. ... -Charles City Press

State hospital provides a home, not healing  Jun 28, 2006
Drugs such as Thorazine and Mellaril, common in the 1970s, have been replaced by drugs such as Risperdal and Seroquel, which have fewer side effects. ... -The News Journal



Lilly Submits Cymbalta Supplemental New Drug Application for ...  May 9, 2006
If you have recently taken a type of antidepressant called a monoamine oxidase inhibitor (MAOI), are taking Mellaril(R) (thioridazine) or have uncontrolled ... - International News Service





As methods of treatment change, patient population drops  11 Apr 2006
Restraints, shock therapy, insulin therapy, hydrotherapy and cold therapy gave way to psychotropic drugs like thorazine, mellaril, haldol and stelazine, called ... - Palladium-Item

Managing Compliance  Apr 2, 2006
...ones), increase of prolactin secretion with older drugs and risperidone (Risperdal), retrograde ejaculation with thioridazine (Mellaril), and priapism with ... - Psychiatric Times

Patients Taking Cymbalta Also Reported Reduced Painful Physical ...  Mar 24, 2006
If you have recently taken a type of antidepressant called a monoamine oxidase inhibitor (MAOI), are taking Mellaril(R) (thioridazine) or have uncontrolled ... - DG News



Study Finds Cymbalta® Was As Safe And Well-Tolerated As Routine ... Feb 20, 2006
If you have recently taken a type of antidepressant called a monoamine oxidase inhibitor (MAOI), are taking Mellaril® (thioridazine) or have uncontrolled ... - Medical News Today,

Brand Names/Synonyms:
Mellaril is also known by the following brand names and/or synonymsAldazine; Mallorol; Malloryl; Meleril; Mellaril; Mellaril Hydrochloride; Mellaril-S; Mellarit; Mellerets; Mellerette; Melleretten; Melleril; Metlaril; Novoridazine; Orsanil; Ridazin; Ridazine; Sonapax; Sonapax Hydrochloride; Stalleril; TP-21; Thioridazin; Thioridazine; Thioridazine Chloride; Thioridazine Hcl; Thioridazine Hcl Intensol; Thioridazine Hydrochloride; Thioridazine Hydrochloride [Jan]; Thioridazine, Prolongatum; Thioridazinhydrochlorid; Thoridazine Hydrochloride; Tioridazin; Usaf Sz-3; Usaf Sz-B

Drug Category:
Mellaril is categorized under the following by the FDA: Antipsychotics; Dopamine Antagonists; Phenothiazines; ATC:N05AC02

Dosage Forms:
SUSPENSION; TABLET

Absorption:
60%

Interactions:
-->Interactions for Thioridazine:

Reduced cytochrome P450 2D6 isozyme activity, drugs which inhibit this isozyme (e.g., fluoxetine and paroxetine), and certain other drugs (e.g., fluvoxamine, propranolol, and pindolol) appear to appreciably inhibit the metabolism of thioridazine. The resulting elevated levels of thioridazine would be expected to augment the prolongation of the QTc interval associated with Mellaril and may increase the risk of serious, potentially fatal, cardiac arrhythmias, such as torsade de pointes-type arrhythmias. Such an increased risk may result also from the additive effect of co-administering Mellaril with other agents that prolong the QTc interval. Therefore, Mellaril is contraindicated with these drugs as well as in patients, comprising about 7% of the normal population, who are known to have a genetic defect leading to reduced levels of activity of P450 2D6.

Drugs that Inhibit Cytochrome P450 2D6

In a study of 19 healthy male subjects, which included 6 slow and 13 rapid hydroxylators of debrisoquin, a single 25 mg oral dose of thioridazine produced a 2.4-fold higher Cmax and a 4.5- fold higher AUC for thioridazine in the slow hydroxylators compared to rapid hydroxylators. The rate of debrisoquin hydroxylation is felt to depend on the level of cytochrome P450 2D6 isozyme activity. Thus, this study suggests that drugs that inhibit P450 2D6 or the presence of reduced activity levels of this isozyme will produce elevated plasma levels of thioridazine. Therefore, the co-administration of drugs that inhibit P450 2D6 with Mellaril and the use of Mellaril in patients known to have reduced activity of P450 2D6 are contraindicated.

Drugs that Reduce the Clearance of Mellaril® through Other Mechanisms

Fluvoxamine: The effect of fluvoxamine (25 mg b.i.d. for one week) on thioridazine steady state concentration was evaluated in 10 male in-patients with schizophrenia. Concentrations of thioridazine and its two active metabolites, mesoridazine and sulforidazine, increased three-fold following co-administration of fluvoxamine. Fluvoxamine and Mellaril should not be co-administered.

Propranolol: Concurrent administration of propranolol (100-800 mg daily) has been reported to produce increases in plasma levels of thioridazine (approximately 50%-400%) and its metabolites (approximately 80%-300%). Propranolol and Mellaril should not be co-administered.

Pindolol: Concurrent administration of pindolol and thioridazine have resulted in moderate, dose-related increases in the serum levels of thioridazine and two of its metabolites, as well as higher than expected serum pindolol levels. Pindolol and Mellaril should not be co-administered.

Drugs That Prolong the QTc Interval

There are no studies of the co-administration of Mellaril and other drugs that prolong the QTc interval. However, it is expected that such co-administration would produce additive prolongation of the QTc interval and, thus, such use is contraindicated.





Chemical IUPAC Name:
10-[2-(1-methyl-2-piperidyl)ethyl]-2-methylsulfanyl-phenothiazine

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