Evidence map›Paper›PMID 34451961›Full record

ReviewVaccines2021

Vaccine Development against COVID-19: Study from Pre-Clinical Phases to Clinical Trials and Global Use.

Sagheer Ahmed, Saeed Khan, Imran Imran, Fadwa Al Mughairbi, Fahad Sultan Sheikh, Javid Hussain, Ajmal Khan, Ahmed Al-Harrasi

Abstract readReview
In one paragraph

Review in Vaccines, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

20 citing papers in PubMed.

  1. Article
  2. Article
  3. Review
  4. Article
  5. Impact of COVID-19 vaccination on cancer patients: safety, efficacy, and long-term effects.Supportive care in cancer : official journal of the Multinational Association of Supportive Care in Cancer · 2025
    Review
  6. Review
  7. Review
  8. Article
  9. Review
  10. Article
  11. Article
  12. Article
  13. Article
  14. Article
  15. Review
  16. Article
  17. Review
  18. Article
  19. Review
  20. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

8 authors.

Sagheer AhmedDepartment of Basic Medical Sciences, Shifa College of Pharmaceutical Sciences, Shifa Tameer-e-Millat University, Islamabad 44000, Pakistan.ORCID 0000-0003-1560-7588
Saeed KhanDow International Medical College, Dow University of Health Sciences, Karachi 74200, Pakistan.
Imran ImranDepartment of Pharmacology, Faculty of Pharmacy, Bahauddin Zakariya University, Multan 60800, Pakistan.ORCID 0000-0003-1337-8574
Fadwa Al MughairbiDepartment of Clinical Psychology, College of Medicine & Health Sciences, UAE University, Al Ain 15551, United Arab Emirates.
Fahad Sultan SheikhDepartment of Basic Medical Sciences, Shifa College of Pharmaceutical Sciences, Shifa Tameer-e-Millat University, Islamabad 44000, Pakistan.
Javid HussainDepartment of Biological Sciences and Chemistry, University of Nizwa, P.O. Box 33, Birkat Al Mauz, Nizwa 616, Oman.
Ajmal KhanNatural and Medical Sciences Research Center, University of Nizwa, P.O. Box 33, Birkat Al Mauz, Nizwa 616, Oman.
Ahmed Al-HarrasiNatural and Medical Sciences Research Center, University of Nizwa, P.O. Box 33, Birkat Al Mauz, Nizwa 616, Oman.ORCID 0000-0002-0815-5942

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

As per the World Health Organization (WHO), more than 288 vaccines against COVID-19 are being developed, with an estimated 184 being presently investigated in the pre-clinical phases, while 104 of these vaccine candidates are at various stages of clinical trials. Twelve of these are in the advanced stages of clinical investigation, and promising results in the phase 3 trials have already paved the way for their regulatory approval and subsequent dissemination for global use. Preliminary and interim results of some of these candidate vaccines are being analyzed for public dissemination. Some of these vaccines have already been rolled out to immunize not only the highest risk individuals but also the general population in several countries. Once their safety and efficacy are established, the next limiting step would be their mass manufacturing by the pharmaceutical companies to fulfill the global demand. The challenge of manufacturing billions of doses of high-quality vaccines is under-appreciated at the moment. A massive vaccination drive would be needed to protect people of all ages. The timely and coordinated execution of the vaccination effort would require unprecedented coordination at the national and international levels for generating funds to purchase the required doses of vaccines, fair distribution of doses and managing the mechanics of delivering vaccines throughout the world.

Indexed as

COVID-19global demandpharmaceutical companiesvaccine

Identifiers

PMID34451961
PMCPMC8402459

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.