The Food and
Drug Administration on Tuesday approved the first prescription drug
designed to boost sexual desire in women, a milestone long sought by a
pharmaceutical industry eager to replicate the blockbuster success of
impotence drugs for men.
But stringent
safety measures on the daily pill called Addyi mean it will probably
never achieve the sales of Viagra, which has generated billions of
dollars since the late 1990s.
The
drug's label will bear a boxed warning the most serious type
alerting doctors and patients to the risks of dangerously low blood
pressure and fainting, especially when the pill is combined with
alcohol.
The same problems can occur when taking the drug with other
commonly prescribed medications, including antifungals used to treat
yeast infections."Patients
and prescribers should fully understand the risks associated with the
use of Addyi before considering treatment," said Dr. Janet Woodcock,
director of the FDA's drug center, in a statement.
Under
an FDA-imposed safety plan, doctors will only be able to prescribe
Addyi after completing an online certification process that requires
counseling patients about Addyi's risks. Pharmacists will also need
certification and will be required to remind patients not to drink
alcohol while taking the drug.
Opponents
of the drug say it's not worth the side effects, which also include
nausea, drowsiness and dizziness.
They point out that the FDA rejected
the drug twice, in 2010 and 2013, due to these risks.
"This
is not a drug you take an hour before you have sex. You have to take it
for weeks and months in order to see any benefit at all," said Leonore
Tiefer, a psychologist and sex therapist who organized a petition last
month calling on the FDA to reject the drug.
On one side, Sprout and its supporters have argued that
women desperately need FDA-approved medicines to treat sexual problems.
On the other side, safety advocates and pharmaceutical critics warn that
Addyi is a problem-prone drug for a questionable medical condition.Beginning
with the drug's launch in mid-October, doctors who see patients
complaining about a loss of sexual appetite will have a new option."Women are grasping, and I feel like we need to offer them something that acknowledges that, and that we can feel safe and comfortable with," said Dr. Cheryl Iglesia, a surgeon and official with the American Congress of Obstetricians and Gynecologists. Iglesia said she has occasionally resorted to prescribing testosterone creams to boost women's libido, a use not approved by the FDA.
The
search for a pill to treat women's sexual difficulties has been
something of a holy grail for the pharmaceutical industry. It was
pursued and later abandoned by Pfizer, Bayer and Procter & Gamble,
among others. But drugs that act on blood flow, hormones and other
biological functions all proved ineffective.
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