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 vaccine aims to shield older adults from pneumonia
Vaccine CompletedThis study tested a new vaccine called Pn-MAPS30plus to see if it is safe and helps the body fight pneumonia-causing bacteria. It involved 127 healthy adults aged 50 to 64. The vaccine is designed to protect against more types of the bacteria than current vaccines.
Phase 1 • Sponsor: GlaxoSmithKline • Aim: Vaccine
Last updated Jun 27, 2026 13:02 UTC
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Can a new antibiotic outperform standard care for pneumonia?
Disease control CompletedThis trial compares the antibiotic faropenem to a standard combination of co-amoxiclav and clarithromycin in adults with community-acquired bacterial pneumonia. Participants are randomly assigned to one of two treatment groups for seven days, then followed for four weeks. The stu…
Phase 4 • Sponsor: Dr. Md. Alimur Reza • Aim: Disease control
Last updated Aug 06, 2026 00:00 UTC
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New combo test aims to spot ventilator pneumonia faster
Diagnosis CompletedThis study looked at 173 adults on ventilators to see if combining advanced germ-detection tests with a patient's immune response can improve diagnosis of ventilator-associated pneumonia. Researchers compared several molecular tests and host-response markers to standard clinical …
Sponsor: Duke University • Aim: Diagnosis
Last updated Jun 27, 2026 12:25 UTC
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AI reads chest X-Rays to spot deadly ICU lung infections
Diagnosis CompletedThis study looked at whether an artificial intelligence (AI) tool can help doctors diagnose ventilator-associated pneumonia (a serious lung infection) in ICU patients. Researchers analyzed chest X-rays from 119 adults on breathing machines, comparing the AI's readings to doctors'…
Sponsor: Dr Abdurrahman Yurtaslan Ankara Oncology Training and Research Hospital • Aim: Diagnosis
Last updated Jun 27, 2026 12:03 UTC
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New vaccine AFX3772 aims to shield infants from pneumonia
Prevention CompletedThis study tested a new vaccine called AFX3772 in healthy infants about 2 months old. The goal was to see if it is safe and triggers a strong immune response against pneumococcal bacteria, which can cause pneumonia and other serious infections. Researchers compared AFX3772 with e…
Phase 2 • Sponsor: GlaxoSmithKline • Aim: Prevention
Last updated Jun 27, 2026 07:55 UTC
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Are hidden immune defects causing your recurring infections? new study investigates.
Knowledge-focused CompletedThis study looked for hidden immune system problems in adults who get frequent or severe bacterial infections, like pneumonia or meningitis. Researchers screened 120 adults aged 18-65 to see how many had an undiagnosed primary immunodeficiency. The goal was to find out if these c…
Sponsor: University Hospital, Lille • Aim: Knowledge-focused
Last updated Jun 27, 2026 12:23 UTC
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New alert system aims to cut unnecessary antibiotics in pneumonia patients
Knowledge-focused CompletedThis study tested whether electronic alerts and structured messages from an antibiotic stewardship team could reduce antibiotic use in hospitalized patients with suspected pneumonia. 107 adults were enrolled, and those with test results suggesting viral infection were randomly as…
Sponsor: Jonathan Baghdadi • Aim: Knowledge-focused
Last updated Jun 27, 2026 12:07 UTC
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New rapid test could help ICU doctors pick the right antibiotic faster
Knowledge-focused CompletedThis study tested whether a rapid test called Unyvero could help doctors choose the right antibiotic sooner for patients with pneumonia who are on breathing machines in the ICU. The test looks for bacteria and their resistance genes in just a few hours, compared to standard lab c…
Sponsor: University Hospital, Lille • Aim: Knowledge-focused
Last updated Jun 27, 2026 12:04 UTC
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New tool could spot tough pneumonia early
Knowledge-focused CompletedThis study created and tested a risk score called RESPIRE to predict whether a patient's pneumonia is caused by multidrug-resistant bacteria. Researchers looked at data from 300 adults with community-acquired pneumonia in the emergency department. The goal is to help doctors quic…
Sponsor: Azienda Ospedaliero-Universitaria Careggi • Aim: Knowledge-focused
Last updated Jun 27, 2026 09:08 UTC