Adverse events46

Each adverse event the trial posted, group by group: the participants affected out of those at risk.

1 to 20 of 46

Type	Event	Organ system	Group	Affected	At risk
other	Diarrhoea	Gastrointestinal disorders	Nirmatrelvir 300 mg + Ritonavir 100 mg	26	654
other	Diarrhoea	Gastrointestinal disorders	Placebo	19	634
other	Dyspepsia	Gastrointestinal disorders	Nirmatrelvir 300 mg + Ritonavir 100 mg	8	654
other	Dyspepsia	Gastrointestinal disorders	Placebo	2	634
other	Nausea	Gastrointestinal disorders	Nirmatrelvir 300 mg + Ritonavir 100 mg	21	654
other	Nausea	Gastrointestinal disorders	Placebo	17	634
other	Vomiting	Gastrointestinal disorders	Nirmatrelvir 300 mg + Ritonavir 100 mg	11	654
other	Vomiting	Gastrointestinal disorders	Placebo	11	634
other	Activated partial thromboplastin time prolonged	Investigations	Nirmatrelvir 300 mg + Ritonavir 100 mg	7	654
other	Activated partial thromboplastin time prolonged	Investigations	Placebo	12	634
other	Alanine aminotransferase increased	Investigations	Nirmatrelvir 300 mg + Ritonavir 100 mg	14	654
other	Alanine aminotransferase increased	Investigations	Placebo	8	634
other	Aspartate aminotransferase increased	Investigations	Nirmatrelvir 300 mg + Ritonavir 100 mg	9	654
other	Aspartate aminotransferase increased	Investigations	Placebo	4	634
other	Blood thyroid stimulating hormone increased	Investigations	Nirmatrelvir 300 mg + Ritonavir 100 mg	4	654
other	Blood thyroid stimulating hormone increased	Investigations	Placebo	7	634
other	Fibrin D dimer increased	Investigations	Nirmatrelvir 300 mg + Ritonavir 100 mg	8	654
other	Fibrin D dimer increased	Investigations	Placebo	9	634
other	Dysgeusia	Nervous system disorders	Nirmatrelvir 300 mg + Ritonavir 100 mg	44	654
other	Dysgeusia	Nervous system disorders	Placebo	3	634

Source ClinicalTrials.govtrials-2026-11-12-0.5.0

ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
ClinicalTrials.govNo license stated
NIH RePORTER's clinical studies and project filesPublic domain

Each source's terms

ClinicalTrials.gov's posted results, through CTTI's AACTClinicalTrials.gov data via Aggregate Analysis of ClinicalTrials.gov (AACT), CTTI. CTTI makes its materials freely available and requests acknowledgement. https://aact.ctti-clinicaltrials.org/documentation/299
ClinicalTrials.govnone stated
NIH RePORTER's clinical studies and project filesPublic domain (NIH RePORTER)

ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions.

For software

Read this list from software.

Twenty rows a page, as JSON. No key.

GET https://conductscience.org/api/trials/v1/NCT05011513/events

API reference For AI assistants

Adverse events46

Sources 3

Read this list from software.