Biodexa Announces Allowance of U.S. Patent Covering Oral Rapamycin Nanoparticle Preparations (“eRapa”) and Use
24 Février 2025 - 2:30PM
February 24, 2025
Biodexa Announces Allowance of U.S.
Patent Covering Oral Rapamycin Nanoparticle
Preparations (“eRapa”) and Use
Biodexa plans to initiate a Phase 3
registrational study of eRapa in Familial Adenomatous Polyposis
(FAP) next quarter
Biodexa Pharmaceuticals PLC (“Biodexa” or the
“Company”)(Nasdaq: BDRX), a clinical stage biopharmaceutical
company developing a pipeline of innovative products for the
treatment of diseases with unmet medical needs, today announced
that the U.S. Patent and Trademark Office allowed has U.S. patent
application No. 17/391.495 titled “Oral Rapamycin Nanoparticle
Preparations and Use” which was exclusively licensed to Biodexa by
Rapamycin Holdings, Inc. d/b/a Emtora Biosciences, along with other
patents, in a transaction which closed in April 2024. The patent is
due to issue on March 4, 2025 and, in the absence of any patent
term extensions, is expected to expire in March, 2034.
Stephen Stamp, CEO and CFO of Biodexa, commented
“The FDA has already granted orphan drug designation for our most
advanced program, eRapa in FAP which confers seven years market
exclusivity from approval in the US. This patent provides a welcome
additional layer of exclusivity for the novel eRapa drug
formulation as we investigate additional indications.”
About eRapa
eRapa is a proprietary oral tablet formulation
of rapamycin, also known as sirolimus. Rapamycin is an mTOR
(mammalian Target Of Rapamycin) inhibitor. mTOR has been shown to
have a significant role in the signalling pathway that regulates
cellular metabolism, growth and proliferation and is activated
during tumorgenesis3. Importantly, mTOR has been shown to be
over-expressed in FAP polyps – thereby underscoring the rationale
for using a potent and safe mTOR inhibitor like eRapa to treat FAP.
Rapamycin is approved in the US for organ rejection in renal
transplantation as Rapamune®(Pfizer). Through the use of
nanotechnology and pH sensitive polymers, eRapa is designed to
address the poor bioavailability, variable pharmacokinetics and
toxicity generally associated with the currently available forms of
rapamycin. Compelling six month data from a Phase 2 study of eRapa
in FAP were presented at Digestive Disease Week in April 2024 and
12 month data were presented at InSIGHT, Barcelona in June 2024. A
registrational Phase 3 study in approximately 30 centers in the US
and Europe is expected to begin recruitment next quarter. The Phase
3 program is substantially funded by a $17.0 million grant from the
Cancer Prevention Research Institute of Texas (CPRIT) which has
been matched by Company contributions of $8.5 million. The
Cancer Prevention and Research Institute of TexasTo date,
CPRIT has awarded $2.9 billion in grants
to Texas research institutions and organizations through
its academic research, prevention and product development research
programs. CPRIT has recruited 237 distinguished researchers,
supported the establishment, expansion or relocation of 43
companies to Texas and generated over $5.7
billion in additional public and private investment. CPRIT
funding has advanced scientific and clinical knowledge and provided
7.4 million life-saving cancer prevention and early detection
services reaching Texans from all 254 counties. On November 5,
2019, Texas voters overwhelmingly approved a
constitutional amendment to provide an additional $3
billion to CPRIT for a total $6 billion investment
in cancer research and prevention. Learn more
at https://cprit.texas.gov/.
About Biodexa Pharmaceuticals PLC
Biodexa Pharmaceuticals PLC (listed on NASDAQ:
BDRX) is a clinical stage biopharmaceutical company developing a
pipeline of innovative products for the treatment of diseases with
unmet medical needs. The Company’s lead development programs
include eRapa, under development for Familial Adenomatous Polyposis
and Non-Muscle Invasive Blader Cancer; tolimidone, under
development for the treatment of type 1 diabetes; and MTX110, which
is being studied in aggressive rare/orphan brain cancer
indications.
eRapa is a proprietary oral tablet formulation
of rapamycin, also known as sirolimus. Rapamycin is an mTOR
(mammalian Target Of Rapamycin) inhibitor. mTOR has been shown to
have a significant role in the signalling pathway that regulates
cellular metabolism, growth and proliferation and is activated
during tumorigenesis.
Tolimidone is an orally delivered, potent and
selective inhibitor of Lyn kinase. Lyn is a member of the Src
family of protein tyrosine kinases, which is mainly expressed in
hematopoietic cells, in neural tissues, liver, and adipose tissue.
Tolimidone demonstrates glycaemic control via insulin sensitization
in animal models of diabetes and has the potential to become a
first in class blood glucose modulating agent.
MTX110 is a solubilized formulation of the
histone deacetylase (HDAC) inhibitor, panobinostat. This
proprietary formulation enables delivery of the product via
convection-enhanced delivery (CED) at chemotherapeutic doses
directly to the site of the tumor, by-passing the blood-brain
barrier and potentially avoiding systemic toxicity.
Biodexa is supported by three proprietary drug
delivery technologies focused on improving the bio-delivery and
bio-distribution of medicines. Biodexa’s headquarters and R&D
facility is in Cardiff, UK. For more information visit
www.biodexapharma.com.
Forward-Looking
StatementsCertain statements in this announcement may
constitute “forward-looking statements” within the meaning of
legislation in the United Kingdom and/or United States. Such
statements are made pursuant to the safe harbor provisions of the
Private Securities Litigation Reform Act of 1995 and are based on
management’s belief or interpretation. All statements contained in
this announcement that do not relate to matters of historical fact
should be considered forward-looking statements. In certain cases,
forward-looking statements can be identified by the use of words
such as “plans”, “expects” or “does not anticipate”, or “believes”,
or variations of such words and phrases or statements that certain
actions, events or results “may”, “could”, “would”, “might” or
“will be taken”, “occur” or “be achieved.” Forward-looking
statements and information are subject to various known and unknown
risks and uncertainties, many of which are beyond the ability of
the Company to control or predict, that may cause their actual
results, performance or achievements to be materially different
from those expressed or implied thereby, and are developed based on
assumptions about such risks, uncertainties and other factors set
out herein.
Reference should be made to those documents that
Biodexa shall file from time to time or announcements that may be
made by Biodexa in accordance with the rules and regulations
promulgated by the SEC, which contain and identify other important
factors that could cause actual results to differ materially from
those contained in any projections or forward-looking statements.
These forward-looking statements speak only as of the date of this
announcement. All subsequent written and oral forward-looking
statements by or concerning Biodexa are expressly qualified in
their entirety by the cautionary statements above. Except as may be
required under relevant laws in the United States, Biodexa does not
undertake any obligation to publicly update or revise any
forward-looking statements because of new information, future
events or events otherwise arising.
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