Drugs / Ad26.COV2.S
last change Jan 2026 re-read 9 days ago

Ad26.COV2.S

Vaccine

Developed for
COVID-19 · severe acute respiratory syndrome
Investigated by
Janssen Vaccines & Prevention B.V. · Bio Analytical Research Corporation · BioVac · Biocair · Clinical Laboratory Services · Dis-Chem Pharmacy
+32 more · Fred Hutchinson Cancer Center · Hutchinson Center Research Institute of South Africa (HCRISA) · International Vaccine Institute · KwaZulu-Natal Research Innovation and Sequencing Platform - KRISP · National Department of Health of South Africa · National Institute of Allergy and Infectious Diseases (NIAID) · Right to Care · Wits Health Consortium (Pty) Ltd · ANRS, Emerging Infectious Diseases · APHP · Autoimmunity Centers of Excellence · CEPI · Center for Vaccine Development - Mali · French National Institute of Health and Medical Research · Giselle Guerra · Harvard University · Heidelberg University · Innovative clinical research network in vaccinology (IREIVAC) · Institute of Infectious Disease and Molecular Medicine · Instituto Nacional de Saúde, Mozambique · International Centre for Diarrhoeal Disease Research, Bangladesh · Janssen Pharmaceutical K.K. · Janssen Pharmaceuticals · Janssen Research & Development, LLC · Mahidol University · National Institute for Communicable Diseases, South Africa · National Institute of Communicable Diseases - NICD · National Vaccine Institute, Thailand · Rho Federal Systems Division, Inc. · The Coalition for Epidemic Preparedness Innovations (CEPI) · University Hospital of Saint-Etienne · University of Antananarivo

Trials 21

PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 12 trials
Phase 1 NCT04894305 May → Dec 2021 — Janssen Vaccines & Prevention B.V. Completed No outcome recorded
Phase 1 NCT04509947 Aug 2020 → Feb 2021 — Janssen Pharmaceutical K.K. Completed No outcome recorded
Phase 1/23 trials
Phase 1/2 NCT05109559 Dec 2021 → Dec 2023 COVID-19 Mahidol University Unknown No outcome recorded
Phase 1/2 NCT04889209 May 2021 → Jun 2023 COVID-19 National Institute of Allergy and Infectious Diseases (NIAID) Completed No outcome recorded
Phase 1/2 NCT04436276 Jul 2020 → Feb 2023 — Janssen Vaccines & Prevention B.V. Completed No outcome recorded
Phase 27 trials · 1 met primary
Phase 2 NCT05409261 Jun → Sep 2022 COVID-19 ANRS, Emerging Infectious Diseases Unknown No outcome recorded
Phase 2 NCT04998240 Dec 2021 → Sep 2022 COVID-19 International Vaccine Institute Unknown Mixed
Phase 2 NCT05007080 Sep 2021 → Aug 2023 COVID-19 Janssen Vaccines & Prevention B.V. Completed No outcome recorded
Phase 2 NCT04765384 Aug 2021 → Nov 2023 — Janssen Vaccines & Prevention B.V. Completed No outcome recorded
Phase 2 NCT05000216 Aug 2021 → Jun 2023 juvenile dermatomyositis, juvenile idiopathic arthritis, pediatric multiple sclerosis, pediatric systemic lupus erythematosus +3 National Institute of Allergy and Infectious Diseases (NIAID) Terminated No outcome recorded Stop: Enrollment
Phase 2 NCT04999111 Aug → Oct 2021 COVID-19 Janssen Vaccines & Prevention B.V. Completed Met primary
Phase 2 NCT04535453 Aug 2020 → Mar 2022 — Janssen Vaccines & Prevention B.V. Completed No outcome recorded
Phase 37 trials · 3 met primary · 1 missed
Phase 3 NCT05148845 Nov 2021 → Jan 2022 COVID-19 Wits Health Consortium (Pty) Ltd Completed No outcome recorded
Phase 3 NCT05091307 Nov 2021 → Jun 2022 — Janssen Vaccines & Prevention B.V. Completed Mixed
Phase 3 NCT05047640 Sep 2021 → Oct 2022 COVID-19 Giselle Guerra Terminated Missed primary Stop: Enrollment
Phase 3 NCT04908722 Jun 2021 → Jul 2023 — Janssen Vaccines & Prevention B.V. Completed No outcome recorded
Phase 3 NCT04838795 Feb 2021 → Mar 2022 severe acute respiratory syndrome Wits Health Consortium (Pty) Ltd Completed Met primary
Phase 3 NCT04614948 Nov 2020 → Jun 2023 — Janssen Vaccines & Prevention B.V. Completed Met primary
Phase 3 NCT04505722 Sep 2020 → Mar 2023 — Janssen Vaccines & Prevention B.V. Completed Met primary
Phase 41 trial
Phase 4 NCT05037266 Sep 2021 → Feb 2022 — University Hospital of Saint-Etienne Terminated No outcome recorded
Phase not stated1 trial
— NCT04817657 — — Janssen Research & Development, LLC No longer available No outcome recorded
Comparator or background therapy4 trials
Phase 0 NCT05081271 Comparator Oct 2021 → May 2022 multiple sclerosis Griffin Hospital Terminated No outcome recorded
Phase 2 NCT05515042 Comparator Jul 2022 → Jun 2024 overdue COVID-19 The Aurum Institute NPC Active not recruiting No outcome recorded
Phase 4 NCT05030974 Comparator Oct 2021 → Mar 2022 COVID-19, kidney disorder University Medical Center Groningen Completed No outcome recorded
— NCT04927936 Comparator Jun 2021 → Sep 2022 COVID-19 Erasmus Medical Center Unknown Met primary

News releases announcing trial results or a regulatory action · 62

DateIssuerRelease
2022-05-05 Janssen Research & Development, LLC Regulatory Johnson & Johnson Updates U.S. COVID-19 Vaccine Fact Sheet jnj.com ↗
2022-04-04 Janssen Research & Development, LLC Regulatory World Health Organization Updated Emergency Use Listing Recommends Johnson & Johnson COVID-19 Vaccine for Booster Use jnj.com ↗
The World Health Organization (WHO) has issued an updated Emergency Use Listing (EUL) for the Johnson & Johnson COVID-19 vaccine, recommending the vaccine for use in boosted regimens in persons aged 18 years and older.
2022-01-06 Janssen Research & Development, LLC Results Real World Evidence Shows Johnson & Johnson COVID-19 Vaccine Demonstrates Durable Protection Against Breakthrough Infection, Hospitalization, and Intensive Care Unit Admission in the United States jnj.com ↗
Johnson & Johnson (NYSE: JNJ) (the Company) today announced new results from the largest study to date on the durability of COVID-19 vaccines in the United States (U.S.), showing that a single shot of the Johnson & Johnson COVID-19 vaccine resulted in long-lasting protection for up to six months against COVID-19 breakthrough infections, hospitalizations, and intensive care unit (ICU) admissions.
2021-12-30 Janssen Research & Development, LLC Results Johnson & Johnson COVID-19 Vaccine Demonstrates 85 Percent Effectiveness against Hospitalization in South Africa when Omicron was Dominant jnj.com ↗
The study, conducted by the South African Medical Research Council (SAMRC), showed that the Johnson & Johnson booster reduced the risk of hospitalization from COVID-19 among healthcare workers in South Africa after Omicron became the dominant variant.
2021-12-30 Janssen Research & Development, LLC Results Johnson & Johnson COVID-19 Vaccine Demonstrates 85 Percent Effectiveness against Hospitalization in South Africa when Omicron was Dominant jnj.com ↗
Johnson & Johnson (NYSE: JNJ) (the Company) today announced new preliminary results from the South African Phase 3b Sisonke study which showed that a homologous (same vaccine) booster shot of the Johnson & Johnson COVID-19 vaccine (Ad26.COV2.S) demonstrated 85 percent effectiveness against COVID-19-related hospitalization.
2021-12-15 Janssen Research & Development, LLC Regulatory Johnson & Johnson Announces Positive CHMP Opinion for a Booster Shot of its COVID-19 Vaccine jnj.com ↗
We are pleased with today’s Positive Opinion from the CHMP supporting the use of our COVID-19 vaccine as a booster for eligible individuals in Europe
2021-12-15 Janssen Research & Development, LLC Regulatory Johnson & Johnson Announces Positive CHMP Opinion for a Booster Shot of its COVID-19 Vaccine jnj.com ↗
Johnson & Johnson Announces Positive CHMP Opinion for a Booster Shot of its COVID-19 Vaccine
2021-12-09 Janssen Research & Development, LLC Regulatory World Health Organization Strategic Advisory Group of Experts (SAGE) Interim Recommendation Supports Use of Johnson & Johnson COVID-19 Vaccine as a Booster jnj.com ↗
SAGE recommended that the Johnson & Johnson COVID-19 vaccine can be used for homologous (same vaccine) boosting, using the Company’s vaccine for both primary vaccination and the booster shot.
2021-12-09 Janssen Research & Development, LLC Regulatory World Health Organization Strategic Advisory Group of Experts (SAGE) Interim Recommendation Supports Use of Johnson & Johnson COVID-19 Vaccine as a Booster jnj.com ↗
The WHO recommend the booster shot should be administered two to six months after the primary vaccination.
2021-12-05 Janssen Research & Development, LLC Results Johnson & Johnson COVID-19 Booster, Administered Six Months After Two-Dose Regimen of BNT162b2, Shows Substantial Increase in Antibody and T-cell Responses jnj.com ↗
These results demonstrate the potential benefits of heterologous boosting (mix-and-match).
2021-12-05 Janssen Research & Development, LLC Results Johnson & Johnson COVID-19 Booster, Administered Six Months After Two-Dose Regimen of BNT162b2, Shows Substantial Increase in Antibody and T-cell Responses jnj.com ↗
Johnson & Johnson booster increased neutralizing and binding antibodies, similar to boosting with BNT162b2, and showed strong increase in T-cell responses
2021-11-24 Janssen Research & Development, LLC Regulatory Johnson & Johnson COVID-19 Vaccine Fully Approved by Health Canada to Prevent COVID-19 in Individuals 18 years and Older jnj.com ↗
Toronto ON, 24 November 2021–The Janssen Pharmaceutical Companies of Johnson & Johnson announced today that Health Canadahas approved its single-shot COVID-19 vaccine to prevent COVID-19 in individuals 18 years of age and older.

All press releases naming this drug 544 releases

DateIssuerRelease
Show all 544 releases opens the full record — a long page

Evidence & citations 9 cited values

Every value below carries the sentence it was read from. 26 sources stand behind the page.

FieldValueCited text
Known as Ad26.COV2.S “The participants were assigned to receive no booster, an Ad26.COV2.S booster, an mRNA-1273 booster, or a BNT162b2 booster.” PMID 35045226 ↗ Jan 2022
23

“A booster dose (3rd dose) of Ad26.COV2.S as an IM injection in the deltoid muscle in adults.” NCT05109559 ↗

“This means Ad26.COV2.S if they originally received BNT162b2 or mRNA-1273 or vice versa” NCT05081271 ↗

NCT04817657 ↗

NCT04614948 ↗

NCT04908722 ↗

NCT04505722 ↗

NCT04535453 ↗

NCT04999111 ↗

NCT04509947 ↗

NCT04998240 ↗

Show 13 more sources

Known as COVID-19 Vaccine Janssen “COVID-19 Vaccine Janssen (Ad26.COV2-S)” NCT05037266 ↗
Known as Jansen “Ad26.COV2.S (Jansen) COVID-19 vaccine” NCT05148845 ↗
Known as Janssen “Ad26.COV2.S (Janssen) COVID-19 vaccine” NCT05148845 ↗
Known as JNJ-78436735 “Ad26.COV2.S (VAC31518, JNJ-78436735) Vaccine, SARS-CoV-2 rS (CovovaxTM), BNT162b2 (Pfizer)” NCT05515042 ↗
1

NCT05047640 ↗

Known as Johnson \& Johnson Vaccine “using two approved vaccines (Sinopharm / CNBG Vaccine (BBIBP-CorV) and Johnson \& Johnson Vaccine (Ad26.COV2.S)).” NCT04998240 ↗
Known as VAC31518 “Ad26.COV2.S (VAC31518, JNJ-78436735) Vaccine, SARS-CoV-2 rS (CovovaxTM), BNT162b2 (Pfizer)” NCT05515042 ↗
Modality Vaccine “A candidate vaccine, Ad26.COV2.S, is a recombinant, replication-incompetent adenovirus serotype 26 (Ad26) vector encoding a full-length and stabilized SARS-CoV-2 spike protein.” PMID 33440088 ↗ Jan 2021
Route Intramuscular “Participants will receive intramuscular (IM) injection” NCT04436276 ↗