For researchers submitting trial data to ClinicalTrials.gov, the Adverse Events module is one of four mandatory results sections. It requires reporting in three primary categories: All-Cause Mortality: A table tracking all deaths that occurred during the study, regardless of cause. Serious Adverse Events (SAEs): A tabular summary of events resulting in death, life-threatening conditions, hospitalization, or significant disability. Other Adverse Events: A table for non-serious events that exceed a specific frequency threshold, such as 5% within any study arm.
Adverse Events Module path is as follows:
Study -> Results Section -> Adverse Events Module -> Event Groups
Study -> Results Section -> Adverse Events Module -> Serious Events
Study -> Results Section -> Adverse Events Module -> Other Events
| Term | Type | Organ System | Vocab | View |
|---|---|---|---|---|
| NEUTROPENIA | SYSTEMATIC_ASSESSMENT | Blood and lymphatic system disorders | MedDRA | View |
| FEBRILE NEUTROPENIA | SYSTEMATIC_ASSESSMENT | Blood and lymphatic system disorders | MedDRA | View |
| LEFT VENTRICULAR DYSFUNCTION | SYSTEMATIC_ASSESSMENT | Cardiac disorders | MedDRA | View |
| ABDOMINAL PAIN | SYSTEMATIC_ASSESSMENT | Gastrointestinal disorders | MedDRA | View |
| PANCREATITIS | SYSTEMATIC_ASSESSMENT | Gastrointestinal disorders | MedDRA | View |
| MUCOSAL INFLAMMATION | SYSTEMATIC_ASSESSMENT | General disorders | MedDRA | View |
| JAUNDICE | SYSTEMATIC_ASSESSMENT | Hepatobiliary disorders | MedDRA | View |
| BRONCHITIS | SYSTEMATIC_ASSESSMENT | Infections and infestations | MedDRA | View |
| CLOSTRIDIUM DIFFICILE COLITIS | SYSTEMATIC_ASSESSMENT | Infections and infestations | MedDRA | View |
| DIVERTICULITIS | SYSTEMATIC_ASSESSMENT | Infections and infestations | MedDRA | View |
| INFECTION | SYSTEMATIC_ASSESSMENT | Infections and infestations | MedDRA | View |
| PELVIC INFLAMMATORY DISEASE | SYSTEMATIC_ASSESSMENT | Infections and infestations | MedDRA | View |
| PNEUMONIA | SYSTEMATIC_ASSESSMENT | Infections and infestations | MedDRA | View |
| DEHYDRATION | SYSTEMATIC_ASSESSMENT | Metabolism and nutrition disorders | MedDRA | View |
| HYPERGLYCAEMIA | SYSTEMATIC_ASSESSMENT | Metabolism and nutrition disorders | MedDRA | View |
| MUSCULAR WEAKNESS | SYSTEMATIC_ASSESSMENT | Musculoskeletal and connective tissue disorders | MedDRA | View |
| LYMPHANGIOSIS CARCINOMATOSA | SYSTEMATIC_ASSESSMENT | Neoplasms benign, malignant and unspecified (incl cysts and polyps) | MedDRA | View |
| CONVULSION | SYSTEMATIC_ASSESSMENT | Nervous system disorders | MedDRA | View |
| RENAL FAILURE ACUTE | SYSTEMATIC_ASSESSMENT | Renal and urinary disorders | MedDRA | View |
| CHRONIC OBSTRUCTIVE PULMONARY DISEASE | SYSTEMATIC_ASSESSMENT | Respiratory, thoracic and mediastinal disorders | MedDRA | View |
| HYPOXIA | SYSTEMATIC_ASSESSMENT | Respiratory, thoracic and mediastinal disorders | MedDRA | View |
| PULMONARY EMBOLISM | SYSTEMATIC_ASSESSMENT | Respiratory, thoracic and mediastinal disorders | MedDRA | View |
| DEEP VEIN THROMBOSIS | SYSTEMATIC_ASSESSMENT | Vascular disorders | MedDRA | View |
| PANCYTOPENIA | SYSTEMATIC_ASSESSMENT | Blood and lymphatic system disorders | MedDRA | View |
| TACHYCARDIA | SYSTEMATIC_ASSESSMENT | Cardiac disorders | MedDRA | View |
| HAEMATEMESIS | SYSTEMATIC_ASSESSMENT | Gastrointestinal disorders | MedDRA | View |
| INTESTINAL PERFORATION | SYSTEMATIC_ASSESSMENT | Gastrointestinal disorders | MedDRA | View |
| OESOPHAGEAL OBSTRUCTION | SYSTEMATIC_ASSESSMENT | Gastrointestinal disorders | MedDRA | View |
| CATHETER RELATED INFECTION | SYSTEMATIC_ASSESSMENT | Infections and infestations | MedDRA | View |
| CENTRAL LINE INFECTION | SYSTEMATIC_ASSESSMENT | Infections and infestations | MedDRA | View |
| METASTASES TO CENTRAL NERVOUS SYSTEM | SYSTEMATIC_ASSESSMENT | Neoplasms benign, malignant and unspecified (incl cysts and polyps) | MedDRA | View |
| TRANSIENT ISCHAEMIC ATTACK | SYSTEMATIC_ASSESSMENT | Nervous system disorders | MedDRA | View |
| CONFUSIONAL STATE | SYSTEMATIC_ASSESSMENT | Psychiatric disorders | MedDRA | View |
| RENAL FAILURE | SYSTEMATIC_ASSESSMENT | Renal and urinary disorders | MedDRA | View |
| BRONCHIAL OBSTRUCTION | SYSTEMATIC_ASSESSMENT | Respiratory, thoracic and mediastinal disorders | MedDRA | View |
| PNEUMONITIS | SYSTEMATIC_ASSESSMENT | Respiratory, thoracic and mediastinal disorders | MedDRA | View |
| RESPIRATORY FAILURE | SYSTEMATIC_ASSESSMENT | Respiratory, thoracic and mediastinal disorders | MedDRA | View |
| THROMBOSIS | SYSTEMATIC_ASSESSMENT | Vascular disorders | MedDRA | View |
| Term | Type | Organ System | Vocab | View |
|---|---|---|---|---|
| ANAEMIA | SYSTEMATIC_ASSESSMENT | Blood and lymphatic system disorders | MedDRA | View |
| LEUKOPENIA | SYSTEMATIC_ASSESSMENT | Blood and lymphatic system disorders | MedDRA | View |
| NEUTROPENIA | SYSTEMATIC_ASSESSMENT | Blood and lymphatic system disorders | MedDRA | View |
| THROMBOCYTOPENIA | SYSTEMATIC_ASSESSMENT | Blood and lymphatic system disorders | MedDRA | View |
| ABDOMINAL PAIN | SYSTEMATIC_ASSESSMENT | Gastrointestinal disorders | MedDRA | View |
| GASTROOESOPHAGEAL REFLUX DISEASE | SYSTEMATIC_ASSESSMENT | Gastrointestinal disorders | MedDRA | View |
| HAEMORRHOIDS | SYSTEMATIC_ASSESSMENT | Gastrointestinal disorders | MedDRA | View |
| NAUSEA | SYSTEMATIC_ASSESSMENT | Gastrointestinal disorders | MedDRA | View |
| ORAL PAIN | SYSTEMATIC_ASSESSMENT | Gastrointestinal disorders | MedDRA | View |
| STOMATITIS | SYSTEMATIC_ASSESSMENT | Gastrointestinal disorders | MedDRA | View |
| VOMITING | SYSTEMATIC_ASSESSMENT | Gastrointestinal disorders | MedDRA | View |
| ASTHENIA | SYSTEMATIC_ASSESSMENT | General disorders | MedDRA | View |
| FATIGUE | SYSTEMATIC_ASSESSMENT | General disorders | MedDRA | View |
| MUCOSAL INFLAMMATION | SYSTEMATIC_ASSESSMENT | General disorders | MedDRA | View |
| OEDEMA PERIPHERAL | SYSTEMATIC_ASSESSMENT | General disorders | MedDRA | View |
| PAIN | SYSTEMATIC_ASSESSMENT | General disorders | MedDRA | View |
| PYREXIA | SYSTEMATIC_ASSESSMENT | General disorders | MedDRA | View |
| SINUSITIS | SYSTEMATIC_ASSESSMENT | Infections and infestations | MedDRA | View |
| UPPER RESPIRATORY TRACT INFECTION | SYSTEMATIC_ASSESSMENT | Infections and infestations | MedDRA | View |
| URINARY TRACT INFECTION | SYSTEMATIC_ASSESSMENT | Infections and infestations | MedDRA | View |
| ASPARTATE AMINOTRANSFERASE INCREASED | SYSTEMATIC_ASSESSMENT | Investigations | MedDRA | View |
| WEIGHT DECREASED | SYSTEMATIC_ASSESSMENT | Investigations | MedDRA | View |
| ANOREXIA | SYSTEMATIC_ASSESSMENT | Metabolism and nutrition disorders | MedDRA | View |
| DEHYDRATION | SYSTEMATIC_ASSESSMENT | Metabolism and nutrition disorders | MedDRA | View |
| HYPERCHOLESTEROLAEMIA | SYSTEMATIC_ASSESSMENT | Metabolism and nutrition disorders | MedDRA | View |
| HYPERGLYCAEMIA | SYSTEMATIC_ASSESSMENT | Metabolism and nutrition disorders | MedDRA | View |
| HYPOKALAEMIA | SYSTEMATIC_ASSESSMENT | Metabolism and nutrition disorders | MedDRA | View |
| ARTHRALGIA | SYSTEMATIC_ASSESSMENT | Musculoskeletal and connective tissue disorders | MedDRA | View |
| BACK PAIN | SYSTEMATIC_ASSESSMENT | Musculoskeletal and connective tissue disorders | MedDRA | View |
| BONE PAIN | SYSTEMATIC_ASSESSMENT | Musculoskeletal and connective tissue disorders | MedDRA | View |
| OROPHARYNGEAL PAIN | SYSTEMATIC_ASSESSMENT | Respiratory, thoracic and mediastinal disorders | MedDRA | View |
| PRODUCTIVE COUGH | SYSTEMATIC_ASSESSMENT | Respiratory, thoracic and mediastinal disorders | MedDRA | View |
| RHINORRHOEA | SYSTEMATIC_ASSESSMENT | Respiratory, thoracic and mediastinal disorders | MedDRA | View |
| ALOPECIA | SYSTEMATIC_ASSESSMENT | Skin and subcutaneous tissue disorders | MedDRA | View |
| MUSCULOSKELETAL PAIN | SYSTEMATIC_ASSESSMENT | Musculoskeletal and connective tissue disorders | MedDRA | View |
| MYALGIA | SYSTEMATIC_ASSESSMENT | Musculoskeletal and connective tissue disorders | MedDRA | View |
| PAIN IN EXTREMITY | SYSTEMATIC_ASSESSMENT | Musculoskeletal and connective tissue disorders | MedDRA | View |
| DIZZINESS | SYSTEMATIC_ASSESSMENT | Nervous system disorders | MedDRA | View |
| DYSGEUSIA | SYSTEMATIC_ASSESSMENT | Nervous system disorders | MedDRA | View |
| HEADACHE | SYSTEMATIC_ASSESSMENT | Nervous system disorders | MedDRA | View |
| HYPOAESTHESIA | SYSTEMATIC_ASSESSMENT | Nervous system disorders | MedDRA | View |
| NEUROPATHY PERIPHERAL | SYSTEMATIC_ASSESSMENT | Nervous system disorders | MedDRA | View |
| PERIPHERAL SENSORY NEUROPATHY | SYSTEMATIC_ASSESSMENT | Nervous system disorders | MedDRA | View |
| ANXIETY | SYSTEMATIC_ASSESSMENT | Psychiatric disorders | MedDRA | View |
| DEPRESSION | SYSTEMATIC_ASSESSMENT | Psychiatric disorders | MedDRA | View |
| INSOMNIA | SYSTEMATIC_ASSESSMENT | Psychiatric disorders | MedDRA | View |
| DYSURIA | SYSTEMATIC_ASSESSMENT | Renal and urinary disorders | MedDRA | View |
| PROTEINURIA | SYSTEMATIC_ASSESSMENT | Renal and urinary disorders | MedDRA | View |
| COUGH | SYSTEMATIC_ASSESSMENT | Respiratory, thoracic and mediastinal disorders | MedDRA | View |
| DYSPHONIA | SYSTEMATIC_ASSESSMENT | Respiratory, thoracic and mediastinal disorders | MedDRA | View |
| DYSPNOEA | SYSTEMATIC_ASSESSMENT | Respiratory, thoracic and mediastinal disorders | MedDRA | View |
| EPISTAXIS | SYSTEMATIC_ASSESSMENT | Respiratory, thoracic and mediastinal disorders | MedDRA | View |
| NASAL CONGESTION | SYSTEMATIC_ASSESSMENT | Respiratory, thoracic and mediastinal disorders | MedDRA | View |
| DERMATITIS ACNEIFORM | SYSTEMATIC_ASSESSMENT | Skin and subcutaneous tissue disorders | MedDRA | View |
| DRY SKIN | SYSTEMATIC_ASSESSMENT | Skin and subcutaneous tissue disorders | MedDRA | View |
| NAIL DISORDER | SYSTEMATIC_ASSESSMENT | Skin and subcutaneous tissue disorders | MedDRA | View |
| NIGHT SWEATS | SYSTEMATIC_ASSESSMENT | Skin and subcutaneous tissue disorders | MedDRA | View |
| RASH | SYSTEMATIC_ASSESSMENT | Skin and subcutaneous tissue disorders | MedDRA | View |
| FLUSHING | SYSTEMATIC_ASSESSMENT | Vascular disorders | MedDRA | View |
| HOT FLUSH | SYSTEMATIC_ASSESSMENT | Vascular disorders | MedDRA | View |
| HYPERTENSION | SYSTEMATIC_ASSESSMENT | Vascular disorders | MedDRA | View |
| LYMPHOEDEMA | SYSTEMATIC_ASSESSMENT | Vascular disorders | MedDRA | View |
| MUSCULOSKELETAL CHEST PAIN | SYSTEMATIC_ASSESSMENT | Musculoskeletal and connective tissue disorders | MedDRA | View |
| ABDOMINAL PAIN UPPER | SYSTEMATIC_ASSESSMENT | Gastrointestinal disorders | MedDRA | View |
| CONSTIPATION | SYSTEMATIC_ASSESSMENT | Gastrointestinal disorders | MedDRA | View |
| DIARRHOEA | SYSTEMATIC_ASSESSMENT | Gastrointestinal disorders | MedDRA | View |
| DRY MOUTH | SYSTEMATIC_ASSESSMENT | Gastrointestinal disorders | MedDRA | View |
| DYSPEPSIA | SYSTEMATIC_ASSESSMENT | Gastrointestinal disorders | MedDRA | View |