Combinations of Eszopiclone and Trans 4-(3,4-Dichlorophenyl)-1,2,3,4-Tetrahydro-N-Methyl-1-Napthalenamine or Trans 4-(3,4-Dichlorophenyl)-1,2,3,4-Tetrahydro-1-Napthalenamine, and Methods of Treatment of Menopause and Mood, Anxiety, and Cognitive Disorders

a technology of eszopiclone and n-methyl-1, which is applied in the field of compositions and methods for the treatment of menopause and mood, anxiety, and cognitive disorders, can solve the problems of affecting the quality of life, so as to increase the effect of antidepressant therapy

Inactive Publication Date: 2008-11-27
SEPACOR INC
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Benefits of technology

[0043]In addition, the present invention relates to a method for augmentation of antidepressant therapy in a patient comprising administering to the patient a therapeutically effective amount of eszopiclone, or a pharmaceutically acceptable salt, solvate, clathrate, polymorph, or co-crystal thereof. The present invention also relates to a method for eliciting a dose-sparing effect in a patient undergoing treatment with trans 4-(3,4-dichlorophenyl)-1,2,3,4-tetrahydro-N-methyl-1-napthalenamine or trans 4-(3,4-dichlorophenyl)-1,2,3,4-tetrahydro-1-napthalenamine comprising administering to the patient a therapeutically effective amount of eszopiclone, or a pharmaceutically acceptable salt, solvate, clathrate, polymorph, or co-crystal thereof.

Problems solved by technology

Often such episodes are accompanied by sweating, dizziness, nausea, palpitations and diaphoresis.
Such symptoms can disrupt sleep and interfere with quality of life.
The administration of female sex hormones, such as estrogen, is effective in palliating these symptoms, but hormone therapy is fraught with undesirable side effects.
The mood is typically depressed, irritable, and / or anxious.
The patient may appear miserable, with furrowed brows, downturned corners of the mouth, slumped posture, poor eye contact, and monosyllabic (or absent) speech.
The morbid mood may be accompanied by preoccupation with guilt, self-denigrating ideas, decreased ability to concentrate, indecisiveness, diminished interest in usual activities, social withdrawal, helplessness, hopelessness, and recurrent thoughts of death and suicide.
In some, the morbid mood is so deep that tears dry up; the patient complains of an inability to experience usual emotions—including grief, joy, and pleasure—and of a feeling that the world has become colorless, lifeless, and dead.
Sexual desire is often diminished or lost.
Anorexia and weight loss may lead to emaciation and secondary disturbances in electrolyte balance.
Unlike patients with melancholia, those with atypical depression show mood brightening to potentially positive events but often crash into a paralyzing depression with the slightest adversity.
In dysthymic disorder, depressive symptoms typically begin insidiously in childhood or adolescence and pursue an intermittent or low-grade course over many years or decades; major depressive episodes may complicate it (double depression).
It is a disorder in which an overwhelming traumatic event is reexperienced, causing intense fear, helplessness, horror, and avoidance of stimuli associated with the trauma.
The stressful event involves serious injury or threatened death to the person or others or actual death of others; during the event, the person experiences intense fear, helplessness, or horror.
Anxiety may be caused by use of drugs, such as alcohol, stimulants, caffeine, cocaine, and many prescription drugs.
Also, drug withdrawal is commonly associated with anxiety.
Dementia may occur at any age and can affect young people as the result of injury or hypoxia.
Cerebrovascular disease can destroy enough brain tissue to impair function.
Patients have prominent apathy and memory disturbances; they may show increased carelessness, poor personal hygiene, and decreased attention span.
Onset is usually insidious and occurs mostly in late middle or old age.
In most cases, evidence of precedent injury is lacking.
Normal-pressure hydrocephalus may result from scarring of arachnoid villi over convexities of the brain, which results in slowed absorption of CSF (ceresbrospinal fluid), ventricular dilatation, and frontal lobe motor abnormalities.
The results of treatment with CSF shunting are inconsistent.
However, some experts believe that after hematomas have exerted pressure on the brain for a long time (perhaps a year or more), removing them does little to improve cognitive function.
AIDS dementia can complicate the later stages of HIV infection.

Method used

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  • Combinations of Eszopiclone and Trans 4-(3,4-Dichlorophenyl)-1,2,3,4-Tetrahydro-N-Methyl-1-Napthalenamine or Trans 4-(3,4-Dichlorophenyl)-1,2,3,4-Tetrahydro-1-Napthalenamine, and Methods of Treatment of Menopause and Mood, Anxiety, and Cognitive Disorders
  • Combinations of Eszopiclone and Trans 4-(3,4-Dichlorophenyl)-1,2,3,4-Tetrahydro-N-Methyl-1-Napthalenamine or Trans 4-(3,4-Dichlorophenyl)-1,2,3,4-Tetrahydro-1-Napthalenamine, and Methods of Treatment of Menopause and Mood, Anxiety, and Cognitive Disorders
  • Combinations of Eszopiclone and Trans 4-(3,4-Dichlorophenyl)-1,2,3,4-Tetrahydro-N-Methyl-1-Napthalenamine or Trans 4-(3,4-Dichlorophenyl)-1,2,3,4-Tetrahydro-1-Napthalenamine, and Methods of Treatment of Menopause and Mood, Anxiety, and Cognitive Disorders

Examples

Experimental program
Comparison scheme
Effect test

example 1

Formulations

[0143]The following formulations are exemplary of eszopiclone and trans 4-(3,4-dichlorophenyl)-1,2,3,4-tetrahydro-N-methyl-1-napthalenamine or trans 4-(3,4-dichlorophenyl)-1,2,3,4-tetrahydro-1-napthalenamine combination tablet or capsule formulations:

TABLE 1Eszopiclone and trans 4-(3,4-dichlorophenyl)-1,2,3,4-tetrahydro-N-methyl-1-napthalenamine compositionsCombo Strengths(Eszopiclone / trans 4-(3,4-dichlorophenyl)-1,2,3,4-tetrahydro-N-methyl-1-Ingredientnapthalenamine, mg / unit)(Tablet and Capsule)3.0 / 25.03.0 / 50.03.0 / 100.0Eszopiclone3.003.003.00trans 4-(3,4-dichlorophenyl)-1,2,3,4-28.0056.00112.00tetrahydro-N-methyl-1-napthalenamine HCl1Microcrystalline Cellulose, NF (Avicel ®198.90198.90198.90PH102)Dibasic Calcium Phosphate Anhydrous90.0090.0090.00USPCroscarmellose Sodium, NF6.006.006.00Colloidal Silicon Dioxide, NF0.600.600.60Magnesium Stearate, NF1.501.501.50Total tablet wt. or capsule fill wt.328.00356.00412.00Empty Size 0 hard gelatin capsule wt.90.0090.0090.00Total w...

example 2

Clinical Study on Treatment of Menopause or Perimenopause with Eszopiclone

[0157]The study was aimed at observing efficacy of eszopiclone 3 mg compared to placebo in the treatment of insomnia secondary to perimenopause or menopause.

[0158]The study was a multicenter, randomized, double-blind, placebo-controlled, parallel-group study. The study had a one-week single-blind placebo run-in period, followed by four weeks of double blind treatment, and one week of single blind placebo wash-out. The primary method of analysis compared the post-randomization results between the two treatment groups.

[0159]Subjects were women with insomnia secondary to perimenopause or menopause. Subjects were perimenopausal or menopausal and had insomnia symptoms including ≧45 minutes sleep latency (SL) and total sleep time (TST) ≦6 hours. Perimenopausal / menopausal symptoms predated the onset of sleep disturbance symptoms. The patient population was predominately Caucasian (77.2%). The mean age was 49, with a ...

example 3

trans 4-(3,4-dichlorophenyl)-1,2,3,4-tetrahydro-N-methyl-1-napthalenamine Activity Assays

Experimental Conditions for Monoamine Uptake Assays

Serotonin Functional Uptake Assay

[0164]Characterization of serotonin uptake is performed using synaptosomes isolated in a 0.32 M sucrose buffer from a male Wistar rat cortex. The uptake of radiolabelled serotonin by synaptosomes (100 μg of proteins / point) is allowed by incubating them in a deep well for 15 minutes at 37° C. in presence of test compounds and [3H]5-hydroxytryptamin (0.1 μCi / point).

[0165]Synaptosomes and [3H]5-hydroxytryptamine are prepared in a Krebs buffer pH 7.4 containing 25 mM NaHCO3, 11 mM glucose and 50 μM ascorbic acid. This incubation buffer is oxygenated during 5 minutes before incubation. Basal control is incubated for 15 minutes at 4° C. in order to avoid any uptake. Following this incubation the uptake is stopped by filtration through an “unifilter 96-wells GFB” Packard plate washed with Krebs buffer containing 25 mM N...

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Abstract

One aspect of the present invention relates to pharmaceutical compositions containing two or more active agents that when taken together can be used to treat, e.g., menopause, mood disorders, anxiety disorders, or cognitive disorders. The first component of the pharmaceutical composition is a sedative eszopiclone. The second component of the pharmaceutical composition is trans 4-(3,4-dichlorophenyl)-1,2,3,4-tetrahydro-N-methyl-1-napthalenamine or trans 4-(3,4-dichlorophenyl)-1,2,3,4-tetrahydro-1-napthalenamine. The present invention also relates to a method of treating menopause, perimenopause, mood disorders, anxiety disorders, and cognitive disorders.

Description

FIELD OF THE INVENTION[0001]The present invention relates to compositions and methods for the treatment of menopause and mood, anxiety, and cognitive disorders.BACKGROUND OF THE INVENTION[0002]Menopause, which is caused by a lowering of the production of female sex hormones that typically occurs at around age 50, but can occur at much earlier or later ages, can generate disorders such as edema, hot flushes (or flashes), attacks of sweating, muscle and possibly joint pain, sleep disturbances, dysphoria, nervousness, mood swings, headache, palpitations (enhanced frequency of heart rate), dry mucous membranes, pain during intercourse and urinary disturbances. Hot flashes or flushing are characterized by a sudden onset of warmth in the face and neck, often progressing to the chest. Episodes generally last several minutes and are evidenced by a visible flushing of the skin. Often such episodes are accompanied by sweating, dizziness, nausea, palpitations and diaphoresis. Such symptoms can...

Claims

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Application Information

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Patent Type & Authority Applications(United States)
IPC IPC(8): A61K31/498C07C209/22A61P25/00
CPCA61K31/135A61K31/4985C07C211/42C07C2102/10A61K2300/00C07C2602/10A61P15/12A61P25/00A61P25/14A61P25/16A61P25/18A61P25/22A61P25/24A61P25/28
Inventor CARON, JUDYWESSEL, THOMASLALJI, KARIMVARNEY, MARK A.BAKALE, ROGER P.SINGH, SURENDRA P.WILKINSON, H. SCOTTSU, XIPINGHAN, ZHENGXU STEVEKOENIG, STEFAN G.
Owner SEPACOR INC
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