Drugs / Benzylpenicillin
last change Aug 2026 re-read 9 days ago

Benzylpenicillin

also known as Penicillin G
Developed for
staphylococcus aureus infection · bacterial infectious disease · infectious disease · neurosyphilis · pneumonia · urinary tract infection · preterm premature rupture of the membranes · protein-energy malnutrition
+1 more · streptococcal sore throat
Investigated by
National Institute of Allergy and Infectious Diseases (NIAID) · AllerQuest LLC · Aotearoa Clinical Trials · Berry Consultants · Department for International Development, United Kingdom · Hoffmann-La Roche
+29 more · Imperial College London · Kenya Ministry of Health · King's College London · London School of Hygiene and Tropical Medicine · Massachusetts General Hospital · McGill University Health Centre/Research Institute of the McGill University Health Centre · Medical Research Council · Menzies School of Health Research · Murdoch Childrens Research Institute · National Institute for Health Research, United Kingdom · Queensland University of Technology · Radboud University Medical Center · Rambam Health Care Campus · Region Skane · Royal Children's Hospital · Sara Thønnings · Sunnybrook Health Sciences Centre · Tampere University Hospital · Tan Tock Seng Hospital · Telethon Kids Institute · The Methodist Hospital Research Institute · The Peter Doherty Institute for Infection and Immunity · The University of Queensland · UMC Utrecht · University College, London · University of Melbourne · University of Nairobi · University of Oxford · Wellcome Trust

Regulatory milestones approvals, filings & regulatory actions · 1 recorded

MilestoneJurisdictionBrandIndicationDateSentence it was read from
Approved US (FDA) PENICILLIN G POTASSIUM — 1947-02-06 fda.gov ↗

Trials 10

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PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 11 trial
Phase 1 NCT04053140 Nov 2019 → May 2024 — Imperial College London Completed No outcome recorded
Phase 21 trial
Phase 2 NCT06406114 May 2025 → Jul 2028 expected anaphylaxis, drug allergy, drug pseudoallergy Massachusetts General Hospital Recruiting No outcome recorded
Phase 33 trials
Phase 3 NCT07575009 Apr 2026 → Dec 2028 expected infectious disease Tampere University Hospital Recruiting No outcome recorded
Phase 3 NCT04041791 Aug 2019 → Apr 2024 pneumonia University of Oxford Completed No outcome recorded
Phase 3 NCT01818336 Dec 2012 → Jun 2013 IgE responsiveness, atopic AllerQuest LLC Completed No outcome recorded
Phase 44 trials
Phase 4 NCT06726395 Mar 2025 → Apr 2028 expected staphylococcus aureus infection Region Skane Recruiting No outcome recorded
Phase 4 NCT04876131 May 2022 → Jan 2028 expected urinary tract infection Murdoch Childrens Research Institute Recruiting No outcome recorded
Phase 4 NCT05137119 Feb 2022 → Dec 2028 expected staphylococcus aureus infection University of Melbourne Recruiting Mixed
Phase 4 NCT03108690 Oct 2017 → Mar 2023 bacterial infectious disease Sara Thønnings Withdrawn No outcome recorded
Phase not applicable1 trial
— NCT00000648 ? → Feb 1996 HIV infectious disease, neurosyphilis National Institute of Allergy and Infectious Diseases (NIAID) Completed No outcome recorded
Comparator or background therapy8 trials
Phase 0 NCT02099240 Comparator Mar 2014 → Nov 2018 osteomyelitis University of Louisville Terminated No outcome recorded Stop: Enrollment
Phase 1 NCT06616168 Background Sep 2023 → Aug 2026 overdue bacterial vaginosis Danylo Halytsky Lviv National Medical University Active not recruiting No outcome recorded
Phase 3 NCT07107477 Comparator May 2025 → Sep 2027 expected preterm premature rupture of the membranes The Central and Eastern European Gynecologic Oncology Group Recruiting No outcome recorded
Phase 3 NCT03174236 Comparator Sep 2017 → Jan 2020 poisoning, protein-energy malnutrition University of Oxford Unknown No outcome recorded
Phase 3 NCT01399723 Comparator Sep 2011 → Sep 2013 pneumonia KEMRI-Wellcome Trust Collaborative Research Program Completed Met primary

Evidence & citations 3 cited values

Every value below carries the sentence it was read from. 18 sources stand behind the page.

FieldValueCited text
Known as benzylpenicillin “Penicillin G (benzylpenicillin) 5mil IU IV initially and then 2-3 IU (dose adjusted to body weight) IV every 4h twice, then every 6h” NCT07107477 ↗
14

“Wound infections developed in 33 of 122 patients (27%) who received benzylpenicillin” PMID 26251066 ↗ Aug 2015

“Intravenous benzylpenicillin 1.8g (3 million units) every 4 or 6 hours.” NCT05137119 ↗

“Benzylpenicillin treatment of PSSA bacteraemia will be evaluated.” NCT06726395 ↗

“Benzylpenicillin” NCT02099240 ↗

“benzylpenicillin” NCT01818336 ↗

“Benzylpenicillin” NCT03108690 ↗

NCT03174236 ↗

NCT04876131 ↗

NCT06616168 ↗

NCT03632642 ↗

Show 4 more sources

Known as Penicillin G “Penicillin G (benzylpenicillin) 5mil IU IV initially and then 2-3 IU (dose adjusted to body weight) IV every 4h twice, then every 6h” NCT07107477 ↗
3

NCT00000648 ↗

NCT06406114 ↗

NCT04053140 ↗

Route Intravenous “Intravenous 50,000IU/kg 6 hourly” NCT01399723 ↗