GeoVax Completes Enrollment of Phase 2 Trial for Next-Generation COVID-19 Vaccine Booster
September 11 2023 - 09:00AM
via NewMediaWire -- GeoVax Labs, Inc. (Nasdaq: GOVX), a
biotechnology company developing immunotherapies and vaccines
against cancers and infectious diseases, today announced that it
has met the enrollment target for its Phase 2 clinical trial
evaluating GEO-CM04S1 as a booster for healthy patients who have
previously received the Pfizer or Moderna mRNA vaccine
(ClinicalTrials.gov Identifier: NCT04639466).
The study is designed to evaluate the safety profile and
immunogenicity of two GEO-CM04S1 dose levels administered as a
COVID-19 vaccine booster among healthy individuals previously
vaccinated with one of the FDA approved SARS-CoV-2 mRNA vaccines.
The immunological responses measured throughout the study will
include both the level of neutralizing antibodies against
SARS-CoV-2 variants of concern and specific T cell responses.
GEO-CM04S1 is a next-generation COVID-19 vaccine based on
GeoVax’s MVA viral vector platform, which supports the presentation
of multiple vaccine antigens to the immune system in a single dose.
GEO-CM04S1 encodes for both the spike (S) and nucleocapsid (N)
antigens of SARS-CoV-2 and is specifically designed to induce both
antibody and T cell responses to those parts of the virus less
likely to mutate over time. The more broadly functional engagement
of the immune system is designed to protect against severe disease
caused by continually emerging variants of COVID-19. Vaccines of
this format should not require frequent and repeated modification
or updating.
“We would like to thank everyone who partnered with us to
complete this important clinical trial enrollment milestone,
especially the study volunteers and research staff at our clinical
sites in the United States,” said David Dodd, GeoVax Chairman and
CEO. “We believe the unique properties of GEO-CM04S1 potentially
offer a more robust, durable degree of protection than the current
authorized COVID-19 vaccines, not only as a booster vaccine to the
currently authorized mRNA vaccines, but as a primary vaccine for
highly vulnerable immunocompromised patients.”
Additional Ongoing Trials of GEO-CM04S1
In addition to the booster vaccine trial for which patient
enrollment was just completed, GEO-CM04S1 is being evaluated in two
other Phase 2 clinical trials:
- As a primary
vaccine in immunocompromised patients (with hematologic cancers
receiving cell transplants or CAR-T therapy). ClinicalTrials.gov
Identifier: NCT04977024. A recent presentation of unpublished data
from the open-label portion of the trial indicates that GEO-CM04S1
is highly immunogenic in these patients, inducing both antibody
responses, including neutralizing antibodies, and T cell responses.
These data support the progression of the Phase 2 clinical study,
which includes a direct comparison to currently approved mRNA
vaccines.
- As a booster
vaccine in immunocompromised patients with chronic lymphocytic
leukemia (CLL), a recognized high-risk group for whom current mRNA
vaccines and monoclonal antibody (MAb) therapies appear inadequate
relative to providing protective immunity. ClinicalTrials.gov
Identifier: NCT05672355.
Further underscoring the need for next-generation COVID-19
vaccines such as GEO-CM04S1, GeoVax scientists co-authored an
article titled, “MVA-Vectored Universal Beta-Coronavirus Vaccine
Design & Development”, published in the June 2023 issue of the
online journal Vaccine Insights. The article, accessible here,
provides expert insight into the emergence of SARS-CoV-2
(COVID-19), the risk of new “spillover events” from animal hosts,
and how this risk can be addressed proactively. Regarding COVID-19
and its continually evolving variants, the authors describe the
limitations of first-generation vaccines and the potential for
MVA-vectored vaccines such as GEO-CM04S1 to overcome these
limitations.
About GeoVax
GeoVax Labs, Inc. is a clinical-stage biotechnology company
developing novel therapies and vaccines for solid tumor cancers and
many of the world’s most threatening infectious diseases. The
company’s lead program in oncology is a novel oncolytic solid tumor
gene-directed therapy, Gedeptin®, presently in a multicenter Phase
1/2 clinical trial for advanced head and neck cancers. GeoVax’s
lead infectious disease candidate is GEO-CM04S1, a next-generation
COVID-19 vaccine targeting high-risk immunocompromised patient
populations. Currently in three Phase 2 clinical trials, GEO-CM04S1
is being evaluated as a primary vaccine for immunocompromised
patients such as those suffering from hematologic cancers and other
patient populations for whom the current authorized COVID-19
vaccines are insufficient, and as a booster vaccine in patients
with chronic lymphocytic leukemia (CLL). In addition, GEO-CM04S1 is
in a Phase 2 clinical trial evaluating the vaccine as a more
robust, durable COVID-19 booster among healthy patients who
previously received the mRNA vaccines. GeoVax has a leadership team
who have driven significant value creation across multiple life
science companies over the past several decades. For more
information, visit our website: www.geovax.com.
Forward-Looking Statements
This release contains forward-looking statements regarding
GeoVax’s business plans. The words “believe,” “look forward to,”
“may,” “estimate,” “continue,” “anticipate,” “intend,” “should,”
“plan,” “could,” “target,” “potential,” “is likely,” “will,”
“expect” and similar expressions, as they relate to us, are
intended to identify forward-looking statements. We have based
these forward-looking statements largely on our current
expectations and projections about future events and financial
trends that we believe may affect our financial condition, results
of operations, business strategy and financial needs. Actual
results may differ materially from those included in these
statements due to a variety of factors, including whether: GeoVax
is able to obtain acceptable results from ongoing or future
clinical trials of its investigational products, GeoVax’s
immuno-oncology products and preventative vaccines can provoke the
desired responses, and those products or vaccines can be used
effectively, GeoVax’s viral vector technology adequately amplifies
immune responses to cancer antigens, GeoVax can develop and
manufacture its immuno-oncology products and preventative vaccines
with the desired characteristics in a timely manner, GeoVax’s
immuno-oncology products and preventative vaccines will be safe for
human use, GeoVax’s vaccines will effectively prevent targeted
infections in humans, GeoVax’s immuno-oncology products and
preventative vaccines will receive regulatory approvals necessary
to be licensed and marketed, GeoVax raises required capital to
complete development, there is development of competitive products
that may be more effective or easier to use than GeoVax’s products,
GeoVax will be able to enter into favorable manufacturing and
distribution agreements, and other factors, over which GeoVax has
no control.
Further information on our risk factors is contained in our
periodic reports on Form 10-Q and Form 10-K that we have filed and
will file with the SEC. Any forward-looking statement made by us
herein speaks only as of the date on which it is made. Factors or
events that could cause our actual results to differ may emerge
from time to time, and it is not possible for us to predict all of
them. We undertake no obligation to publicly update any
forward-looking statement, whether as a result of new information,
future developments or otherwise, except as may be required by
law.
Contact:GeoVax Labs, Inc.investor@geovax.com
678-384-7220
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