Drugs / INO-4700
last change Nov 2025 re-read 3 minutes ago

INO-4700

Vaccine

Developed for
Middle East respiratory syndrome
Investigated by
Coalition for Epidemic Preparedness Innovations · Inovio Pharmaceuticals

Trials 1

20222023202420252026
PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 2 NCT04588428 Jun 2021 → Jan 2023 Middle East respiratory syndrome Inovio Pharmaceuticals Completed No outcome recorded

News releases announcing trial results or a regulatory action · 4

DateIssuerRelease
2022-11-17 Inovio Pharmaceuticals Results INOVIO Provides an Update on Lassa Fever and MERS Programs inovio.com ↗
Although INO-4500 and INO-4700 were well-tolerated by participants in our clinical trials and generated immune responses, the two-dose regimen did not meet CEPI's selection criteria for further development.
2020-04-28 Inovio Pharmaceuticals Results INOVIO and GeneOne Life Science Report Positive Phase 1/2a Clinical Data With DNA Vaccine INO-4700 for MERS Coronavirus at the American Society of Gene & Cell Therapy (ASGCT) Conference inovio.com ↗
Vaccine recipients demonstrated strong antibody and T cell immune responses after 2 or 3 doses with 0.6 mg of INO-4700, a DNA vaccine that targets the MERS-CoV Spike (S) glycoprotein, delivered with intradermal CELLECTRA® device.
2019-07-25 Inovio Pharmaceuticals Results Inovio's Positive First-in-Human MERS Vaccine Results Published in The Lancet Infectious Diseases inovio.com ↗
Subjects vaccinated with INO-4700 displayed robust levels of MERS antigen-specific antibody and T cell responses at week 14 (two weeks post-third dose).
2018-06-27 Inovio Pharmaceuticals Results Inovio’s MERS Vaccine Generates High Levels of Antibodies and Induces Broad-based T Cell Responses in Phase 1 Study inovio.com ↗
Results for INO-4700, which is being co-developed by Inovio and GeneOne Life Science Inc. (KSE:011000), showed that the drug was well-tolerated and demonstrated overall high levels of antibody responses in roughly 95% of subjects, while also generating broad-based T cell responses in nearly 90% of study participants.

Evidence & citations 3 cited values

Every value below carries the sentence it was read from. 2 sources stand behind the page.

FieldValueCited text
Known as INO-4700 ClinicalTrials.gov intervention name — accepted as the source's own label NCT04588428 ↗
Modality Vaccine “a DNA vaccine against the MERS-CoV spike glycoprotein” PMID 41322416 ↗ Nov 2025
Route Other “Participants received INO-4700 or placebo intradermally” PMID 41322416 ↗ Nov 2025