Adverse events99

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

1 to 20 of 99

Type	Event	Organ system	Group	Affected	At risk
other	Anaemia	Blood and lymphatic system disorders	Efgartigimod PH20 SC	18	180
other	Iron deficiency anaemia	Blood and lymphatic system disorders	Efgartigimod PH20 SC	13	180
other	Cataract	Eye disorders	Efgartigimod PH20 SC	9	180
other	Abdominal pain upper	Gastrointestinal disorders	Efgartigimod PH20 SC	11	180
other	Diarrhoea	Gastrointestinal disorders	Efgartigimod PH20 SC	32	180
other	Nausea	Gastrointestinal disorders	Efgartigimod PH20 SC	16	180
other	Fatigue	General disorders	Efgartigimod PH20 SC	10	180
other	Influenza like illness	General disorders	Efgartigimod PH20 SC	14	180
other	Injection site bruising	General disorders	Efgartigimod PH20 SC	24	180
other	Injection site erythema	General disorders	Efgartigimod PH20 SC	55	180
other	Injection site haematoma	General disorders	Efgartigimod PH20 SC	10	180
other	Injection site pain	General disorders	Efgartigimod PH20 SC	22	180
other	Injection site pruritus	General disorders	Efgartigimod PH20 SC	21	180
other	Injection site rash	General disorders	Efgartigimod PH20 SC	15	180
other	Injection site reaction	General disorders	Efgartigimod PH20 SC	10	180
other	Injection site swelling	General disorders	Efgartigimod PH20 SC	11	180
other	Pyrexia	General disorders	Efgartigimod PH20 SC	9	180
other	Bronchitis	Infections and infestations	Efgartigimod PH20 SC	9	180
other	COVID-19	Infections and infestations	Efgartigimod PH20 SC	52	180
other	Influenza	Infections and infestations	Efgartigimod PH20 SC	9	180

Source ClinicalTrials.govtrials-2026-11-12-0.4.0

ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
ClinicalTrials.govNone 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/NCT04818671/events