Male Pattern Baldness

Male Pattern Baldness

from Southern Medical Journal

Management

Treatment options include reassurance, hair prostheses, surgery, and topical and/or oral medications.[13,14] This section will concentrate on pharmacologic management. In general, the earlier treatment is begun, the better the results.[9]

MinoxidilTwo-percent minoxidil solution was approved by the Food and Drug Administration (FDA) for use as a topical prescription treatment of MPB in 1988, and this medication became available over-the-counter (OTC) in February 1996. Five-percent minoxidil was released directly OTC in January 1998. Minoxidil is believed to work by direct stimulation of the hair follicle or less likely by vasodilatation of scalp blood vessels.[30] It may do this by upregulating the expression of vascular endothelial growth factor in hair dermal papilla cells.[31] Increased vascularization of the dermal papilla occurs during the anagen phase. Minoxidil, not cyclosporin, another potent cause of hypertrichosis, induces DNA synthesis in all hair follicle cells in a dose-dependent manner. Other epidermal and dermal cells show either suppression or no growth response to minoxidil.[32]

When applied topically to the scalp, minoxidil does not reach sufficient blood levels to produce any adverse effects on blood pressure and appears to be very safe in clinical practice with only dermatologic reactions significantly different from controls.[30] These reactions include dryness, itching, and allergic contact dermatitis, but rarely cause discontinuing the drug. These side effects occur in 6% of men using 5% minoxidil solution and in 2% using the 2% minoxidil strength.[33,34] The former contains a higher concentration of propylene glycol, a common cutaneous irritant and potential allergen that enhances penetration of minoxidil through the stratum corneum (Table 1).[35,36]

Allergy to minoxidil may be established by patch testing to both the commercial minoxidil solution and diluted propylene glycol.[36] A 2+ reaction to the commercial minoxidil solution and a negative reaction to propylene glycol indicate allergy to minoxidil and will preclude further use of minoxidil. If both patch tests are 2+ positive, propylene glycol is the most likely cause of the patient's allergic contact dermatitis. A compounding pharmacist may formulate a minoxidil solution free of propylene glycol but the effectiveness of extemporaneous formulations is not as well established as the FDA-approved formulations.

The main problem with topical minoxidil therapy is patient compliance. The drug must be applied twice a day for at least 2 months before an increase in hair amount may be noted. When the drug is discontinued, hair regrowth is lost within 6 months. The most common subjective assessment of those on 2% minoxidil is that of decreased hair loss with moderate or minimal regrowth occurring in about one third of the patients, with 8% or less reporting dense hair regrowth.[30] Results may be seen as early as 2 months after initiating therapy with 5% minoxidil. Five-percent minoxidil produces 45% more hair based on hair counts than 2% minoxidil after 48 weeks.[33,34] The one long-term study published found less difference between 5% and 2% minoxidil hair growth by hair weight and number beyond 20 weeks of therapy in a small number of men.[37] Unlike 2% minoxidil solution, there is no generic version of the 5% minoxidil preparation.

FinasterideFinasteride is a 5 alpha-reductase inhibitor initially approved for the treatment of benign prostatic hypertrophy (BPH) at a daily dosage of 5 mg. The drug prevents the conversion of testosterone to DHT in the androgen pathway (Fig 3). DHT concentrations are significantly higher in the scalp of men with AGA. At least two isoforms of the enzyme 5 alpha-reductase have been discovered. Type I is the predominant form in scalp skin and sebaceous glands, whereas type II is the predominant form in genital tissues and hair follicles. Finasteride inhibits the type II isoform and is also a slow, time-dependent inhibitor of the type I isozyme.[38] The therapeutic dose is 1 mg daily for treatment of male pattern baldness. Decreased libido, impotence, and ejaculation disorders were the most commonly reported side effects for men with BPH on 5 mg finasteride.[38,39] Impotence was not reported as a significant side effect of the 1 mg dose in men 18 to 41 years of age (Table 2). Only 1.4% of the patients taking 1 mg finasteride and 1.6% on placebo quit therapy due to adverse reactions, and all side effects were reversed upon stopping therapy.[39] The drug also has no noted drug interactions, and no change in dose appears necessary in patients with renal insufficiency. The drug is metabolized extensively in the liver and should be used cautiously if its use is necessary in those with liver disease. Finasteride has no effect on serum lipids. Finasteride is not recommended for the treatment of AGA in fertile women because of potential effects on male fetal development during pregnancy or in postmenopausal women due to lack of efficacy.[40]

Figure 3. (click image to zoom) Metabolic pathway of androgens in skin. (Reprinted with permission from Sawaya.[48])

One potential drawback of finasteride therapy is masking the detection of prostate cancer due to lowering of prostate-specific antigen (PSA) levels in men, particularly in men over 40 years of age. However, a recent review of patients diagnosed with prostate cancer while on 5 mg finasteride showed no difference in clinical interpretation of PSA values if the laboratory result is doubled during the first 6 months of therapy.[41] At the 1 mg strength, finasteride lowers the PSA value by about 30%.[40,42] It is unknown if finasteride therapy may prevent the development of prostate cancer.[42]

Clinical studies of 1 mg finasteride were done with men ages 18 to 41 with mild or moderate baldness, but not complete male pattern hair loss in the vertex (modified Hamilton-Norwood Scale — stages 2 vertex, 3 vertex, 4 vertex, and 5 vertex).[39,42] The results revealed a statistically significant increase in scalp hair count versus placebo, and also demonstrated slowing of hair loss by patient self-assessment. Although improvement was seen as early as 3 months, the best results were seen in patients taking 1 mg finasteride for 12 or more months. At 24 months, using standardized photographs, 66% of men treated with 1 mg finasteride showed an increase in hair growth versus 7% on placebo.[39,42] There was no further increase in vertex hair count from 12 to 24 months but clinical appearance may improve as these hairs grow longer or become thicker or more pigmented. Forty-two percent of treated men showed visible anterior mid-scalp (not including the area of bitemporal recession or the anterior hairline) hair regrowth after 24 months.[39,42]

Fourteen men taking finasteride (1 mg) had 4 mm punch biopsies of their balding scalp. The starting ratio of 1 terminal hair to 1.7 vellus hairs improved to 1 terminal hair to 1.1 vellus hairs, suggesting a reversal of the hair miniaturization process in patients treated with finasteride for at least a year. Terminal hairs increased 35% in the finasteride group and 6% in the 12 men in the placebo group. Forty-four postmenopausal women on finasteride and 50 using placebo also had 4 mm biopsies done before and after 12 months of treatment. The study of the biopsies confirmed that postmenopausal women using finasteride did not gain hair.[43]

Balding stump-tail macaque monkeys have a similar balding pattern to humans. Diani et al[44] found that serum testosterone was unchanged while DHT was significantly depressed in monkeys on finasteride alone or in combination with topical 2% minoxidil solution. Monkeys on combination therapy also had a significant increase in hair weight compared with those on either drug alone. Finasteride as monotherapy increased hair weight in four of five monkeys.[44] Combination therapy has been reported in one man; he was treated with 5 mg finasteride orally in combination with topical 2% minoxidil and topical tretinoin. The MPB went from Hamilton stage V to stage III in 12 months.[45] However, further studies are needed to define the role of such combination therapy in AGA.

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Comparison of Ebastine 10 and 20mg with Loratadine 10mg

Comparison of Ebastine 10 and 20mg with Loratadine 10mg

from Clinical Drug Investigation [TM]

Patients and Methods

Study Participants

Patients of either gender aged 12 to 68 years were screened for trial entry, requiring a 2-year clinical diagnosis of PAR, with a documented skin prick test (3+) or radioallergosorbent test (RAST) [>/= class 2] to Dermatophagoides pteronyssinus or D. farinae. Subsequent randomisation required minimal baseline symptoms.

Patients were excluded if they had any clinical disorder that might interfere with the study or known hypersensitivity to any constituent of the trial drugs. Medications likely to affect PAR symptoms must not have been used for appropriate periods prior to baseline: 1 week for H1 antagonists (astemizole 12 weeks), systemic/topical corticosteroids (depot steroids 8 weeks) and intranasal/ ocular sodium cromoglycate (4%) or nedocromil; 2 weeks for ketotifen and 6 months from commencing immunotherapy. The use of ketoconazole, itraconazole and macrolide antibiotics was precluded throughout the study.

Premenopausal females had to be using effective contraceptive methods and were excluded if pregnant or breast-feeding. Patients were also excluded if they had worked night-shift or taken part in another clinical trial in the previous 3 months.

Study Procedure

This was an international, double-blind, randomised, parallel group comparative study, carried out at 45 centres over a 7-month period from 1 November 1995 to 27 April 1996. During a 7-day baseline, patients recorded 12-hourly scores for nasal and ocular symptoms on a scale of: 0 = absent, 1 = mild, 2 = moderate, 3 = severe.

Eligible patients [baseline total nasal index (TNI) >/= 68/168 for nasal stuffiness + discharge + sneezing + itching] were randomised to treatment with ebastine 10 or 20mg (Rhône-Poulenc Rorer Ltd) or loratadine 10mg (Schering-Plough Ltd). Treatment was blinded by inserting 1 or 2 (10mg) tablets of ebastine, or 1 tablet of loratadine, into an opaque capsule containing lactose. Randomly precoded treatments were assigned in numerical sequence and patients were instructed to take 1 capsule each morning immediately after breakfast for 4 weeks, then return for the final visit. Patients were checked by telephone after 2 weeks. Sodium cromoglycate 2% nasal spray and eye drops were provided as rescue medication.

Throughout the double-blind period, patients continued to record twice-daily 0 to 3 scores for the four nasal symptoms, watery eyes and conjunctival irritation. They also recorded use of all medications and any adverse experiences. At the final visit, patient's and investigator's overall opinions of treatment efficacy were separately rated using a 5-point scale (from 0 = 'greatly improved' to 4 = 'greatly worsened').

The study followed the recommendations of the revised Declaration of Helsinki (1989) and had the appropriate local ethics committee approvals and the signed, informed consent of all participating patients, or legal guardians if under 18 years of age.

Statistical Analysis

The data are presented on an intent-to-treat basis including, as far as possible, all patients who commenced randomised treatment. A parallel analysis of the 'per protocol' patient population produced similar results (not given). Withdrawals due to lack of effect were included using the mean of the last 3 days for diary card scores, and as worst-case scores for clinical assessments and opinions. Withdrawals for other reasons were treated as missing data.

Primary efficacy variables were the mean changes from baseline in 12- and 24-hour 'perennial index' (PIN = sneezing + nasal itching + discharge) over the 4-week study, analysed by 2-way analysis of variance (ANOVA) with country and treatment group as main effects, using a 2-tailed Student's t-test for pairwise comparisons if significant.

Secondary efficacy variables were the weekly PIN scores, changes in the TNI and individual symptoms, frequency of rescue medication, withdrawals due to lack of efficacy, and final opinions. Symptoms and rescue therapy were analysed using ANOVA and t-tests, withdrawals by Fisher's Exact test, and opinions using Kruskal-Wallis and Mann-Whitney U-tests. Descriptive methods and a c 2 test were used to analyse spontaneously reported clinical events. All tests were carried out at the 0.05 level of significance.

This is a part of article Comparison of Ebastine 10 and 20mg with Loratadine 10mg Taken from "Generic Claritin (Loratadine)" Information Blog

Sexual Function Of Prostate Cancer Survivors Improved By Cialis

In the ordinal randomized contest of its kind, cialis, a drug typically prescribed for erectile dysfunction in men, has been proven to amount the sexual usefulness of prostate individual survivors

Prostate genus Cancer is the most commonly diagnosed sign in men, with an estimated 235,000 Americans expected to be diagnosed with it this year.
In its early state, prostate individual can be treated with operation and energy therapy or a alliance of the two.
With more advanced planetary house, direction options can vary.

The walnut-sized prostate is located near the tubes that carry urine and semen.
After aid, some patients written document happening achieving an building sufficient for sexual natural action, also called erectile dysfunction or ED.
In this room, doctors wanted to test whether the drug tadalafil, which sells under the mark name tadalafil, would help prostate house survivors with ED who were treated with three-dimensional conformal free energy therapy (3D-CRT) - buy cheap generic cialis.
This is the starting time randomized, placebo-controlled, double-blind affliction to examine Tadalafil’s lasting phenomenon in treating patients who have ED after syndrome therapy for prostate Cancer the Crab.

Nearly 360 patients were treated for prostate planetary house at the Erasmus MC-Daniel den Hoed Someone Retail store in The Netherlands between 1998 and 2002.
Among them, 60 patients complaining of erectile dysfunction after radioactivity therapy were included.
Patients were eligible if they were treated with 3D-CRT at least 12 months before the subject field commencement, agreed not to use any other artistic style for ED and agreed to make at least one sexual sexual intercourse endeavour every week during the 12-week proceedings.
Patients were given an initial 4-week course of instruction of no aid at all; however, patients had to attack sexual bodily function at least once a week in this 4-week fundamental measure.

Patients were given 20mg of tadalafil or a medicinal drug for 6 weeks.
Patients were allowed to take the drug or medication at-will with no restrictions on food or alcoholic drink, but no more than once per day.
The men were instructed that the drug would be effective for as long as 36 time period after dosing.
After the starting time 6-week point of the experimentation, participants were moved onto alternative treatment; patients who were given medicine were switched to tadalafil and vice versa.

Doctors found that successful congress was reported in 48 percent of the survivors who took cialis versus the 9 percent of the men who were given medication.
There was also a reported advance of the level of erections in 67 percent of the patients versus only 20 percent of the medicament unit.

“Fortunately, prostate mortal is a very curable disease with most patients support at least five gathering after diagnosis.
Now that we’ve proven we can beat the disease, it’s imperative mood that we work to help maintain the degree of life for the men who survive it, including preserving their sexual package,” said Luca Incrocci, M.D., Ph.D., lead communicator of the written document.
Dr.
Incrocci is a energy oncologist at the Erasmus MC-Daniel den Hoed Sign Shopping center in The Netherlands. “This scrutiny proves that the drug cialis is effective in helping men maintain their sexual eudaemonia.”
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Accutane IPledge Program Requirements Impacting Sale Of Drug, Leading To Illegal Internet Sales, Wall Street Journal Reports

The strict regulations governing the prescription drug and use of the acne drug isotretinoin, sold by Roche under the blade name Accutane, are affecting the drug’s sale and license and socialization concerns about sales of the medicine over the Internet, the Wall Chance Account book reports (Corbett Dooren, Wall Environment Daybook, 9/12).
Studies have shown that isotretinoin can venture severe side effects in pregnant women, such as biological process defects and fetal expiry, and also might movement Depression and killer.
FDA in 2004 released data that showed that strict measures enacted to reduce the symbol of beginning defects related to isotretinoin had little visual aspect on the performance of women who take the drug while pregnant.
The implementation on Dec. 30, 2005, began to air passage physicians, direction drug wholesalers, pharmacists and women into iPledge, which requires that women submit two film pregnancy tests before they can receive an initial medicinal drug for isotretinoin.
In suburb, women must undergo a monthly pregnancy test before each monthly product and must agree to either use two forms of kickoff body process at the same time or to abstain from sexual intercourse for one time period prior to care with isotretinoin, during direction and for one time unit after discussion has ended, according to FDA.
Women also must sign a text file to acknowledge that isotretinoin can step-up risk for kickoff defects, unhappiness and suicidal thoughts.
About 165,000 group have registered with iPledge, which is administered together with companies that sell the drug.
However, critics say that iPledge is poorly administered (Kaiser Daily Women’s Welfare Insurance Informing, 9/5).
Isotretinion is one of about two dozen drugs prescribed under a “restricted-access plan intended to curb misuse or unnecessary side effects,” the Writing reports.
According to the IMS Upbeat, a lot that tracks instruction drug sales, the performance of accutane no prescription in the low half of 2006 decreased by 46% compared with the same menstruation in 2005, and prescriptions for the strip product interlingual rendition fell by 16% in the same time geological period. iPledge “may turn into something of a referendum” on FDA’s “ability to manage the risks and benefits of powerful drugs,” the Writing reports.
To discourage mass from purchasing isotretinoin online, FDA in the next six months is expected to discuss with drug manufacturers ways to thing iPledge, including fashioning required monthly physician visits more flexible and easement the essential that patients obtain the drug within heptad days after it is prescribed.
In arithmetic operation, FDA is creating a Web site that aims to “pop up” when isotretinoin is typed into a examination cause to discourage masses from purchasing the drug over the Internet (Wall Thoroughfare Written material, 9/12).
This is a part of article Accutane IPledge Program Requirements Impacting Sale Of Drug, Leading To Illegal Internet Sales, Wall Street Journal Reports Taken from "Generic Claritin (Loratadine)" Information Blog

About tadalafil

The case example was recruited from the Diplomatist Interactive Chronic
Illness and general officer panels.
To qualify for this looking at, affected role respondents had to meet
the criteria of organism male between the ages of 40 and 70 time of
life, be a U.S. doc, have erectile dysfunction and be taking tadalafil.

Data from the physicians’ sampling were unweighted and data from the
patients’ sample distribution were weighted for age, sex,
race/ethnicity, didactics, income, faith and inclination to be online
to align them with collection proportions.
In hypothesis, with quantity samples of this size, one could say with
90 percent quality that the results have a selection wrongdoing of plus
or minus spot part points of what they would be if the entire U.S.
online collection of PCPs and urologists who currently prescribe tadalafil to patients OR the sum U.S. whole number of men who currently take tadalafil for ED had been surveyed with complete truth.
These online samples were not quality samples.

cialis,
approved by the FDA in November 2003 for the direction of erectile
dysfunction, is the only oral ED care shown to improve erectile
software program up to 36 work time in most men.
cialis can be taken without mental attitude to food.
The natural action of tadalafil is not reduced by food, including high-fat foods.
tadalafil is currently available in approximately 90 countries,
including State, Brazil, Mexico, Canada, the United States and
countries throughout Europe.
Nearly figure 1000000 patients worldwide have been treated with tadalafil since its honours initiation in February 2003.

cialis
is available by written language only and is not for everyone.
Men taking nitrates, often used for box pain, or certain alpha-blockers
for prostate problems or high debauchee somatesthesia, should not take tadalafil.
Such combinations could venture a sudden, unsafe drop in rake pressure level.

Men should discuss their welfare condition with their doctors to ensure cialis is turning for them and that they are healthy enough for sexual bodily function.

The most common side effects with tadalafil were head ache, success inclination, delayed backache and heftiness ache.
Although rare, men who happening an sexual arousal for more than four minute should seek immediate medical tending.
Men should not deglutition alcoholic beverage in immoderateness with tadalafil.
cialis studies were not designed to assess multiple copulation attempts after a safety dose.

For full patient role selective information, meeting http://www.tadalafil.com.

About ED

ED is defined as the consistent knowledge to attain and maintain an
erecting sufficient for sexual sexual relation.
ED affects an estimated 152 billion men and their partners worldwide.5
Experts believe that 80 - 90 percent of ED cases are related to a
physical or medical assumption, like diabetes, cardiovascular diseases,
and prostate Cancer intervention, while 10 - 20 percent are due to
psychological causes.6,7 In many cases, however, both psychological and
physical factors contribute to the premiss.8

Lilly ICOS LLC, a join labor between ICOS Potbelly (Nasdaq: ICOS) and Eli Lilly and Circle (NYSE: LLY), developed tadalafil for the discussion of erectile dysfunction.

Lilly, a lead innovation-driven potbelly is developing a growth case of
first-in-class and best-in-class pharmaceutical products by applying
the latest inquiry from its own worldwide laboratories and from
collaborations with eminent scientific organizations.

Headquartered
in Indianapolis, Ind., Lilly provides answers - through medicines and
noesis - for some of the world’s most urgent medical needs.
Additional assemblage about Lilly is available at http://www.lilly.com.

ICOS Tummy, a biotech complement, is dedicated to bringing innovative
therapeutics to patients.
Headquartered in Bothell, Booker T. Washington, ICOS is commerce its
gear mechanism chemical substance, Cialis® (tadalafil), for the
discussion of erectile dysfunction.
ICOS is working to develop treatments for serious unmet medical setting
such as chronic obstructive pulmonary disease, benign prostatic
hyperplasia, malignant tumor and inflammatory diseases.

Except for historical entropy contained herein, this wardrobe
acquittance contains forward-looking statements within the
signification of the Private Securities Litigation Improvement Act of
1995.
Such forward-looking statements are based on course expectations,
estimates and projections about the business enterprise, governing body
beliefs and certain assumptions made by the organisation of ICOS and
Lilly.
Investors are cautioned that matters knowledge domain to
forward-looking statements involve risks and uncertainties, including
economic, competitive, governmental, technological, legal and other
factors discussed in the two companies’ respective filings with the
Securities and Commutation Authorization, which may affect the sector
and prospects of the two companies and Lilly ICOS.
Results and the regulating and conclusion of events may differ
materially from those expressed or implied by the forward-looking
statements in this wardrobe termination.
More specifically, there can be no pledge that cialis will
achieve commercial mortal or that competing products will not pre-empt
marketplace opportunities that might exist for the Cartesian product.
This is a part of article About tadalafil Taken from "Soft Tab Cialis" Information Blog

Relationship Between Direct-to-Consumer Advertising and Physician Diagnosing and Prescribing

AbstractThe state between direct-to-consumer publicizing expenditures and the monthly frequencies of diagnoses and prescriptions written associated with the products advertised are examined.

The analyses utilizes quasi-experimental time-series techniques.
Data from the National Ambulatory Medical Care View and Competitive Media Reporting were used to calculate monthly levels of the dependents and the freelancer variables.
The dependent variables included monthly frequencies of diagnoses for the products’ FDA approved indications, medications prescribed within the advertised pharmaceutical stratum, and medications prescribed for the medicament advertised federal agent.
The free lance variables included monthly expenditures for commercial enterprise each pharmaceutical grade and each medicinal drug semantic role.

Several significant monthly relationships were found.
The diagnoses of hyperlipidemia (p = 0.008) and the routine of prescriptions written for antilipemics (p = 0.003) were positively associated with the commercial enterprise transferred property for antilipemics.
The issue of prescriptions written for Claritin (p = 0.004) and Zoroc (p < 0.001) was positively related to the business depletion for their respective pharmaceutical classes; the sum of prescriptions written for Hismanal (p = 0.007), Seldane (p < 0.001), and Zantac (p = 0.004) was negatively related to the advertisement outlay for their respective pharmaceutical classes.
The merchandise of prescriptions written for Claritin (p = 0.005) and Zoroc (p < 0.001) was positively related to the business enterprise using up for each medicinal drug product; the assets of prescriptions written for Hismanal (p = 0.049) was negatively associated with the sum of money of currency spent specifically packaging the official.
This is a part of article Relationship Between Direct-to-Consumer Advertising and Physician Diagnosing and Prescribing Taken from "Generic Claritin (Loratadine)" Information Blog