Compounds and methods for the treatment of urogenital disorders

a technology for urogenital disorders and compounds, applied in the field of compound and method for the treatment of urogenital disorders, can solve the problems of ineffective treatment, inability to have a sexual relationship, inconvenient use, etc., and achieve the effect of reducing pain or discomfor

Inactive Publication Date: 2006-02-09
STREHKEHN INT LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Although a number of treatments are available for some of the most serious gynecological and urinary tract diseases, many urogenital disorders are still poorly understood.
As a consequence, treatments are often nonexistent, inefficient and / or invasive.
Vaginismus results from the involuntary spasm of the pelvic muscles surrounding the outer third of the vagina, and interferes with a woman's ability to have a sexual relationship.
This disorder is a major cause of unconsummated marriage, and can result in marked distress, interpersonal difficulty, and infertility.
Although often effective, these treatments are time-consuming and cause high levels of anxiety.
Dyspareunia is also characterized by difficult or painful sexual intercourse, although, unlike with vaginismus, vaginal penetration is possible.
Women with vulvodynia may even experience discomfort from clothing such as tight jeans.
Furthermore, vulvodynia also affects a woman's ability to have sexual intercourse.
Interstitial cystitis can severely affect life quality, as patients suffer from bladder pain, frequency and / or urgency of urination.
Also, people with interstitial cystitis often experience pain during sexual intercourse.
These treatments are often ineffective, invasive and recurrence of the symptoms is frequently observed.
However, it failed to show efficacy in a larger clinical trial including other patients suffering from FSAD.
Phentolamine and testosterone have been used to treat FSAD, but these treatments may not effectively treat all of the symptoms associated with FSAD, and can be accompanied by significant side effects.

Method used

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  • Compounds and methods for the treatment of urogenital disorders

Examples

Experimental program
Comparison scheme
Effect test

example 1

[0121] Minoxidil ointment was prepared using the following formulation and procedure:

[0122] Formulation:

IngredientSupplier% weight per weightMinoxidil, USPSpectrum Chemical0.20White Petrolatum, USPPenreco, Inc.82.80Paraffin Wax, USPSpectrum Chemical5.00Propylene Glycol, USPSpectrum Chemical8.00Sorbitan Sesquioleate, NFSpectrum Chemical4.0

[0123] Procedure: [0124] 1. Weigh all ingredients, record weights, and label appropriately. [0125] 2. Heat the propylene glycol to 40° C. with stirring and maintain. [0126] 3. Add the Minoxidil to the warm propylene glycol from step 1 and stir until dissolved. [0127] 4. Add the sorbitan sesquioleate to the solution in step 2 and homogenize until a suspension forms. [0128] 5. In a separate container, heat and melt the paraffin wax with gentle stirring, until a single clear phase is formed. Record temperature and maintain. [0129] 6. Heat the white petrolatum to between 70° C. and 75° C. in the bowl of mixer. [0130] 7. Add and mix the melted wax fro...

example 2

[0136] Aminophylline cream was prepared using the following formulation and procedure:

[0137] Formulation:

IngredientSupplier% weight per weightAminophylline, USPSpectrum Chemical1.00Purified Water, USPBaxter, Inc.87.25Cetostearyl AlcoholSpectrum Chemical7.50Bridj 58Spectrum Chemical3.75ImidureaSpectrum Chemical0.50

[0138] Procedure: [0139] 1. Weigh all ingredients, record weights, and label appropriately. [0140] 2. Add the Cetostearyl Alcohol and Bridj 58 to a suitable vessel. Heat with stirring until the melted waxes reach between 70° C. and 75° C. and maintain. [0141] 3. Heat the Purified Water in a separate vessel to between 60° C. and 65° C. with stirring. [0142] 4. Add the Imidurea to the hot water from step 3 and stir until dissolved. [0143] 5. Dissolve the Aminophylline in the mixture from step 4 with stirring and immediately proceed to step 6. [0144] 6. Place an homogenizer in the aqueous solution from step 5 and homogenize at slow to moderate speed while adding the hot mel...

example 3

[0148] Patients are first diagnosed with vaginismus, and the Vaginismus Behavior Scale (VABESC) score (Wijma, et al., Scand. J. Behaviour Therapy, 26(4):147-156 (1997)) for each patient is recorded at baseline. Nitroglycerin ointment is applied intravaginally to the outer one third of the vagina, once to four times daily to relax the vaginal muscle. Nitroglycerin ointment can also be applied to the vaginal opening as frequently as needed to achieve the desired effect. Alternatively, nitroglycerin ointment can be applied 5 to 15 minutes before intercourse to relax the vaginal muscle; thus allowing for successful intercourse, either with or without significant changes in VABESC score. The nitroglycerin ointment concentration varies between 2.0% (w / v) to 0.05%, more preferably, between 0.1% to 0.6% to achieve the desired effect. The desired effects include, but are not limited to, immediate pain relief, local tissue relaxation, and increase in blood flow. Patients may also use commerci...

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Abstract

The present invention provides methods for treating a variety of urogenital disorders, such as, for example, vaginismus, dyspareunia, vulvodynia (including vulvar vestibulitis), interstitial cystitis, nonspecific urethriris (i.e., nonspecific pain and / or burning of the urinary tract) and sexual dysfunctions, such as, for example, female sexual arousal disorders and female sexual orgasmic disorders, using a variety of compounds, including, but not limited to, NO donors, calcium channel blockers, cholinergic modulators, α-adrenergic receptor antagonists, β-adrenergic receptor agonists, phosphodiesterase inhibitors, cAMP-dependent protein kinase activators (e.g., cAMP mimetics), superoxide scavengers, potassium channel activators, estrogen-like compounds, testosterone-like compounds, benzodiazepines, adrenergic nerve inhibitors, antidiarrheal agents, HMG-CoA reductase inhibitors, smooth muscle relaxants, adenosine receptor modulators, adenylyl cyclase activators, endothelin receptor antagonists, bisphosphonates and cGMP-dependent protein kinase activators (e.g., cGMP mimetics).

Description

CROSS-REFERENCES TO RELATED APPLICATIONS [0001] The present application claims priority to U.S. Provisional Patent Application Nos. 60 / 273,901, filed Mar. 6, 2001, and 60 / 334,903, filed Oct. 24, 2001, the teachings of both of which are incorporated herein by reference for all purposes.BACKGROUND OF THE INVENTION [0002] Urogenital disorders affect a large number of women and can have profound effects on life quality. Although a number of treatments are available for some of the most serious gynecological and urinary tract diseases, many urogenital disorders are still poorly understood. As a consequence, treatments are often nonexistent, inefficient and / or invasive. [0003] One example of a relatively rare, yet highly debilitating, urogenital disorder is vaginismus. Vaginismus results from the involuntary spasm of the pelvic muscles surrounding the outer third of the vagina, and interferes with a woman's ability to have a sexual relationship. This disorder is a major cause of unconsumm...

Claims

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Application Information

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Patent Type & Authority Applications(United States)
IPC IPC(8): A61K31/5513A61K31/519A61K31/21A61K9/02A61K9/06A61K9/08A61K9/10A61K31/00A61K31/506A61K31/554A61K31/56A61K38/44A61K38/48A61K45/00A61K45/06A61K47/10A61K47/44A61P13/00A61P13/02A61P13/10A61P15/00A61P15/02A61P43/00
CPCA61K31/00A61K31/5513A61K31/554A61K31/56A61K38/446A61K38/4886A61K45/06A61K2300/00A61P13/00A61P13/02A61P13/10A61P15/00A61P15/02A61P43/00
Inventor MAK, VIVIEN H.W.GRAYSON, STEPHEN
Owner STREHKEHN INT LTD
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