Erectile
Dysfunction Treatment Options
|
There
are solutions to be found in pills and pellets, implants
and injections.
Your
choice of treatment depends on your health, medical history
and the cause of your erectile dysfunction. |
Pills
Viagra (sildenafil citrate), is considered the most significant
prescription treatment of erectile dysfunction today.
Dr. O'Leary
agrees. "It certainly is the greatest innovation. It's
not a panacea, it doesn't work for everybody, but it certainly
was a great step forward."
How
it works: Viagra improves blood flow into the penis. The
drug starts to work in less than an hour, but reaches maximum
effect at 60 minutes. In some studies, up to 70 percent of men
had some improvement in erections after taking Viagra. Three
out of 10 men are able to sustain an erection through completion
of intercourse.
Side
effects: The most important side effect is life-threatening,
low blood pressure in men taking nitrate medications, like nitroglycerin
and isosorbide. Caution is advised in patients with known heart
disease and high blood pressure, but under a doctor's direction
Viagra may be used. Other side effects include headaches, upset
stomach and vision problems. Prolonged erections, or priapism,
can occur in rare cases.
Yohimbine. Prior to Viagra, this was the primary oral prescription for
impotence. Marketed under the names as Yocon, Yohimex, Yohimbine
Hydrochloride or Aphrodyne, yohimbine is modestly effective
in treating erectile dysfunction, Dr. O'Leary says. Made from
the extract of the bark of a West African tree, yohimbine is
among a class of pre-1938 remedies that are not regulated by
the U.S. Food and Drug Administration for use in humans.
How
it works: Yohimbine increases both heart rate and blood
pressure, even at low doses. It floods blood vessels in the
genitals, and raises levels of the neurotransmitter norepinephrine,
which stimulates areas controlling sexual response in the brain.
Side
Effects: Dizziness, headache, insomnia and nervousness.
Large doses can increase blood pressure and heart rate
Patients
also have claimed effectiveness of other oral drugs ™
including dopamine and serotonin agonists, and trazodone ™
but no scientific studies have proved the effectiveness of these
drugs in relieving impotence.
There are
other promising pill forms of treatment scheduled for review
by the FDA, including:
Uprima
These tablets of apomorphine HCI are designed to work in about
half the time of Viagra. The drug, in pill form, is placed under
the tongue and absorbed through the lining of the mouth, stimulating
the release of the brain-chemical dopamine, which in turn signals
the flow of blood into the penis in as little as 15 minutes.
Among the potential side effects are nausea and unexpected drop
in blood pressure leading to loss of consciousness.
Vardenafil
A German pharmaceutical company is in the late trial stages
of testing a drug compound called Vardenafil, that is chemically
related to Viagra. The company claims that the drug not only
improved erections in up to 80 percent of men who were the subject
of the case study, but also increased their ability to complete
sexual intercourse with ejaculation. Final FDA review is expected
in 2002.
Yohimbe, an herbal medication containing yohimbine as its active
ingredient, is available over the counter, but the FDA strongly
advises against the use of this product, as it has serious and
potentially life-threatening side effects, such as paralysis,
fatigue, stomach disorders, and even death.
Additionally,
the FDA warns, such unapproved treatments have not undergone
rigorous safety testing and trials to substantiate manufacturers'
claims. Indeed, the federal agency offers the following stern
warning about bogus remedies that keep flooding the market:
"If
the product being pitched to cure impotence is 'herbal' or 'all
natural,' dismiss it. To date, no 'herbal' or 'all natural'
substance has been shown to be an effective treatment for impotence."
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Injection
Injection
of medication was the principal form of treatment for impotence
before Viagra was approved. Injection therapy helps up to 90
percent of men with impotence, and doctors often recommend it
for men who do not respond to Viagra.
How
it works: Drugs that stimulate blood flow are directly injected
through a fine needle into the base or side of the penis. Patients
learn how to do the injections first in their doctor's office
until they feel comfortable enough to self-administer.
"Once
they start taking injection therapy, if they have problems with
taking a pill, they find it bearable," Dr. O'Leary says.
Alprostadil
is a synthetic version of the hormone prostaglandin E used in
most injection treatment. The medication relaxes smooth muscle
tissue in the penis to improve blood flow. Erection takes place
within five to 20 minutes and can last up to an hour.
Side
Effects: Minimal pain, some bleeding, scarring and the risk
of prolonged erection, or priapism.
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Suppositories
Marketed
under the brand name MUSE (the medicated urethral system for
erection) these suppositories containing the drug alprostadil
are inserted about two inches into the urethra, the opening
of the penis. Sometimes a rubber band placed around the base
of the penis is needed to sustained erection. About two-thirds
of men respond to alprostadil suppositories.
Side effects:
Minor bleeding, dizziness and formation of fibrous tissue. For
some, the insertion can be uncomfortable or painful.
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Vacuum
Devices
How It Works: A hand pump is used to create a vacuum
in a plastic tube that has been placed over the penis. Once
blood has entered the penis, a tension band is slipped around
the base of the penis to trap the blood. The apparatus is removed
for sexual intercourse to take place. There is no waiting for
medications to take effect or wear off when finished.
Downside: Time-consuming and might interfere with the mood.
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Surgery
Penile
implants are the primary surgical option for impotence, albeit
a costly treatment, that is usually recommended after other
methods have been unsuccessful.
How
It Works: Inflatable devices or semi-rigid rods made of
silicone or polyurethane are surgically inserted into the penis.
If an inflatable device is used, a pump is placed in the scrotum
to inflate the splints long enough for intercourse to take place.
Erections can occur as often and for as long as desired.
Side
Effects: Pain from the rods rubbing inside penis. As with
any surgery, there is a small risk of infection.
There are
two other types of surgical treatment for impotence that are
rarely used: venous outflow surgery, a procedure to repair leaky
veins in the penis that prevent maintenance of an erection,
or bypass surgery to clear blocked penile arteries.
The second
procedure, known as revascularization, is used most successfully
in younger men who have small blockages in arteries, caused
by traumatic injury to the crotch area or a fractured pelvis.
An artery is taken from a leg and then surgically connected
to the arteries at the back of the penis, circumventing the
blockages and restoring blood flow.
Side
effects: Sometimes the procedure may have to be repeated.
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Hormonal
Therapy
This
is a rare option, because only about 5 percent of men have a
testosterone deficiency linking their lack of sexual performance
to erectile dysfunction.
Testosterone
is usually administered by patch, topical gel or injection.
While oral testosterone can reduce impotence in some men with
low levels of natural testosterone, it is generally not recommended,
because possible side effects include damage to the liver. When
a hormonal basis is suspected for erectile dysfunction, Dr.
O'Leary says routine blood testing is necessary to confirm that
suspicion. Such tests may rule out or indicate some other underlying
illness as the cause.
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Counseling
The
cause-and-effect relationship of erectile dysfunction and mental
health is a complex one. Counseling often helps to clarify the
issues.
"A
lot of men are depressed if they can't perform sexually. If
you restore that, it improves their overall sense of well-being,"
Dr. O'Leary says.
"The
majority of men that I see in my practice, if there is an erection
problem, it has probably triggered their mood problem."
Generally,
the psychological obstacles to sexual fulfillment tend to appear
more in younger men, Dr. O'Leary says.
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Last updated August 27, 2001