Bacterial pneumonia
MONDO:0004652Acute infection of the lung parenchyma caused by bacteria (e.g., Streptococcus pneumoniae, Haemophilus influenzae, Chlamydia pneumoniae, Mycoplasma pneumoniae, and Legionella pneumophila). Signs and symptoms include productive cough, fever, chills, shortness of breath, and chest pain.
Also known as: Bacteria caused pneumonia, Bacteria pneumonia, pneumonia due to other gram-negative bacteria
111 clinical trials for this condition and its sub-types, 28 tagged with Bacterial pneumonia itself.
Follow this condition to get notified about new trialsWhere it sits in the disease tree
Browse by category →Sub-types of Bacterial pneumonia
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Streptococcal pneumonia 16 trials
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Mycoplasma pneumoniae pneumonia 9 trials
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Klebsiella pneumonia 7 trials
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Pneumonia caused by gram negative bacteria 5 trials · 7 incl. sub-types
2 sub-types
- Pneumonia caused by chlamydia 2 trials
- Rickettsial pneumonia 0 trials
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Legionnaires' disease 2 trials
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Staphylococcal pneumonia 1 trial
1 sub-type
- Staphylococcus aureus pneumonia 1 trial
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Anaerobic pneumonia 0 trials
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New pneumonia vaccine booster for toddlers enters safety trial
Vaccine Recruiting nowThis early-stage study tests a new pneumococcal vaccine booster in 45 toddlers aged 12-15 months who already received their routine pneumonia shots. The goal is to check for side effects like tenderness, fever, and sleepiness. The study compares the new vaccine to an existing one…
Phase 1 • Sponsor: GlaxoSmithKline • Aim: Vaccine
Last updated Aug 01, 2026 00:00 UTC
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Inhaled antibiotics aim to beat pneumonia in ECMO patients
Disease control Recruiting nowThis study investigates whether inhaling the antibiotic amikacin can better treat pneumonia caused by gram-negative bacteria in patients on veno-arterial ECMO (a heart-lung bypass machine). Standard antibiotics often fail in these patients, possibly because the bypass reduces blo…
Phase 2 • Sponsor: Assistance Publique - Hôpitaux de Paris • Aim: Disease control
Last updated Aug 15, 2026 00:00 UTC
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Virus cocktail targets superbug pneumonia in first human test
Disease control Recruiting nowThis early-stage trial tests MP101, a mix of two viruses that attack bacteria (phages), in 18 adults with Pseudomonas aeruginosa pneumonia. Participants receive a single dose of MP101 or a placebo alongside standard antibiotics. The main goal is to check safety and how the body h…
Phase 1 • Sponsor: MicrobiotiX Co., Ltd • Aim: Disease control
Last updated Jul 30, 2026 00:00 UTC
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One-Hour test could revolutionize pneumonia treatment in hospitals
Diagnosis Recruiting nowThis study compares a rapid test that identifies pneumonia-causing bacteria in about one hour to standard lab methods that take 2-4 days. Researchers want to see if the faster test helps doctors choose the right antibiotics sooner for 150 hospitalized patients with pneumonia. The…
Sponsor: Hospital de Clinicas de Porto Alegre • Aim: Diagnosis
Last updated Sep 19, 2026 00:00 UTC
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Simple urine test could spot pneumonia in kids without needles
Diagnosis Recruiting nowThis study will test whether a new urine-based test can accurately diagnose pneumococcal pneumonia in children under 5 in Malawi. Researchers will use 350 stored urine samples from healthy kids and those with pneumonia, comparing results to standard lab methods. If it works, this…
Sponsor: Liverpool School of Tropical Medicine • Aim: Diagnosis
Last updated Sep 12, 2026 00:00 UTC
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New score could help doctors spot fungal pneumonia faster
Diagnosis Recruiting nowThis study aims to create and test a clinical prediction score called FUNGAL-P to help doctors identify fungal pneumonia early in adults who come to the hospital with pneumonia. Researchers will analyze medical records from past patients and then test the score on new patients to…
Sponsor: Azienda Ospedaliero-Universitaria Careggi • Aim: Diagnosis
Last updated Jul 04, 2026 00:00 UTC
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New study aims to decode dangerous fungal infections in cancer patients
Knowledge-focused Recruiting nowThis study will collect medical information and samples from 300 cancer patients who have or are at risk for a serious fungal infection called mucormycosis. Researchers hope to learn more about how the infection develops and how to better diagnose and manage it. Participants will…
Sponsor: M.D. Anderson Cancer Center • Aim: Knowledge-focused
Last updated Jul 16, 2026 00:00 UTC
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Which works better: one antibiotic or two for this superbug?
Knowledge-focused Recruiting nowThis study looks at 790 adults with S. maltophilia infections, a hard-to-treat bacteria. Researchers will compare patients who got one antibiotic versus those who got a combination, to see which group has fewer deaths within 30 days. The goal is to find the best treatment approac…
Sponsor: Instituto de Investigación Sanitaria Gregorio Marañón • Aim: Knowledge-focused
Last updated Jun 27, 2026 14:00 UTC
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Which antibiotic wins against superbugs? new study aims to find out
Knowledge-focused Recruiting nowThis study compares two strong antibiotics, polymyxin B and colistin, in treating serious infections caused by bacteria that are resistant to many common drugs. Researchers will look at medical records of 480 adults with pneumonia or bloodstream infections to see which antibiotic…
Sponsor: TTY Biopharm • Aim: Knowledge-focused
Last updated Jun 27, 2026 11:00 UTC