Products
Business Vision
InterveXion Therapeutics LLC
was founded in Little Rock, Arkansas in 2004
to develop, produce and market therapies for
treatment of substance abuse from PCP and
methamphetamine. Abuse
of these stimulants is increasing and no specific
therapies are currently available for treatment.
Therapeutic Products
InterveXion Therapeutics is developing PCP-mAb for
the treatment of PCP abuse and METH-mAb for
the treatment of methamphetaine abuse. These
therapies are monoclonal antibodies (mAbs) that
can absorb these
toxins in the bloodstream to reduce the acute
effects of overdose and can also be used in the
chronic setting to help abusers overcome their
dependency. The development and approval of these
drugs will provide a strong scientific, regulatory
and financial basis to extend the use
of passive monoclonal therapy for neuroprotection
and other protective therapies.
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The Technology
InterveXion Therapeutics will commercialize two therapies
for the the treatment of substance abuse from
PCP and methamphetamine. Our products
are monoclonal antibody (mAb) medications that tightly bind to dangerous
drugs in the blood stream and restrict
their transport into
the brain. This blocks the rewarding effects
and reduces damage to health. They can be combined
with counseling therapy for treatment of addiction
or used in the emergency room to reduce the amount
of drug in a patient’s
brain. Our first two products are: PCP-mAb for
treating PCP abuse, and METH-mAb which could
be used to treat METH, AMP or MDMA abuse. Animal
studies have produced significant preclinical
results showing the feasibility of treating addiction-related
diseases with mAb therapy. With a platform
ability to bind specific small molecules, applications
in biodefense and prevention of toxicities are
obvious.
This technology, representing over two decades
of work, is the basis for an exclusive
license agreement between InterveXion and the University
of Arkansas for Medical Sciences (UAMS).
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Clinical Development
InterveXion's therapies will have a
short clinical path due to the proven safety
of monoclonal antibody therapies and the unmet
medical need for these treatments. At this
point there are no specific medications coming
forward for the treatment of methamphetamine
and PCP abuse. Our mAb therapies could be
approved in three to four years with a
fast-track designation by FDA.
InterveXion expects to file
its first IND during 2008 and start the PCP-mAb Phase
I trial in 2009. The pre-clinical research leading
up to this IND is very extensive and well documented
in peer-reviewed scientific publication by InterveXion’s
co-founder and Chief Scientific Officer, Dr. Michael
Owens, at UAMS. This gives us the opportunity to
bring a new drug from the laboratory to the clinic
in a
very short time.
National Institute on Drug Abuse (NIDA) Collaboration and Funding
InterveXion Therapeutics has been awarded one of the largest Small
Business Technology Transfer (STTR) grants given
by the National Institute on Drug Abuse (NIDA), part
of the National Institutes of Health (NIH). This grant is a “Fast Track”, Phase I and Phase II award
for approximately $3.1 million over a period of five years for the development
and initial production of PCP-mAb, the company’s lead molecule.
Two years of collaboration among Dr. Michael
Owens (UAMS and InterveXion), Dr. Brooks Gentry (UAMS
and InterveXion), Dr. Barry Holtz (InterveXion),
and Dr. Ralph Henry (UA Fayetteville and InterveXion)
led to the funding of the STTR grant. The STTR process
provided InterveXion’s
scale-up plan and clinical approach with a detailed
peer review by an excellent
outside panel as part of its award process.
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The
Disease - Substance Abuse
Phencyclidine (PCP, Angel Dust) is a dangerous drug of abuse found in all facets of society and which causes significant psychiatric and medical problems. The use of a monoclonal antibody (mAb) therapy against drug abuse will be a major clinical event, because it will be the first mAb used for the treatment of a brain disease. The resulting shift in the medical paradigm for how we treat chronic stimulant abuse, and how we can protect the brain from other disease processes, could be a major clinical breakthrough. The successful testing and use of our innovative and long lasting anti-PCP medication will provide a solid platform for the use of specifically targeted mAb's as protective therapies.
A second mAb medication for methamphetamine (METH) abuse treatment
is also under development by the Company.
METH use is a significant international medical issue
and its societal and economic impact is profound. The long-term cost
to an individual,
society and the health care system is larger than
expected because its use can lead to chronic medical problems, disruption
of the family
structure and long-term imprisonment. Methamphetamine
abuse affects large numbers of people in North America, Central Europe
and Japan.
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Drugs of abuse like PCP and methamphetamine enter the brain rapidly
after intravenous injection resulting in near
immediate effects. Indeed, the user perceives
the effects as if the drug was injected directly
into the brain (above).
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PCP-mAb and METH-mAb will alter the equilibrium
of brain and blood concentrations of the PCP
and methamphetamine so that the drug is redistributed
very rapidly back into the bloodstream (above).
The antibodies function as a secondary compartment,
sequestering the drug. This removes
the drug from its sites of action in the brain
which will reduce the immediate short term effects
AND reduce the chance of long-term toxicity.
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The Company expects to manufacture and market METH-mAb as a second
product in the pipeline within five years.
Recent statistics taken from the Substance Abuse and Mental
Health Services Administration:
Over
half a million people were currently using METH when
surveyed (2005)
Approximately
4.3% of Americans (>10 million people) reported trying METH at
least once in their lifetime, and 1.3 million had used
METH in the past year (2005)
Treatment
admissions for METH use rose over 300% between 1995
and 2005
Over
150,000 patients entered treatment for METH abuse,
and 139,000 patients were treated in the emergency
department for METH-related problems (2005)
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 Facilities
InterveXion Therapeutics occupies office
and laboratory space in the new Arkansas
Bioventures Building. This new facility is
located on the UAMS campus in Little Rock and
serves as an incubator for commercialization
of translational research from University
of Arkansas for Medical Science (UAMS) and
other affiliated institutions. The facility includes
offices, laboratories and pilot processing facilities.
The building is designed to support compliant
manufacturing of drug substances for clinical
trials.
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InterveXion Therapeutics LLC
4301 West Markham Street #831
Little Rock, Arkanasas 72205
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