Drug
Avacopan
Important: Reactions below are the flagged terms from this drug’s
FAERS report history (min. 3 co-reports per term) — PRR/ROR indicate
disproportionality in spontaneous reporting, not causation.
Data from FDA FAERS via openFDA. Last recalculated: 2026-09-14.
| Reaction | Co-reports (a) | PRR | ROR | Signal | |
|---|---|---|---|---|---|
| 1 | Dialysis | 136 | 31.9 | 32.6 | signal |
| 2 | Hospitalisation | 931 | 20.3 | 23.6 | signal |
| 3 | Vasculitis | 67 | 19.1 | 19.3 | signal |
| 4 | Pneumocystis Jirovecii Pneumonia | 45 | 14.9 | 15.0 | signal |
| 5 | Therapy Interrupted | 291 | 14.0 | 14.6 | signal |
| 6 | Drug-induced Liver Injury | 108 | 11.6 | 11.8 | signal |
| 7 | Hepatic Function Abnormal | 114 | 10.2 | 10.4 | signal |
| 8 | Liver Disorder | 122 | 9.1 | 9.3 | signal |
| 9 | Jaundice | 74 | 9.1 | 9.2 | signal |
| 10 | Cytomegalovirus Infection | 43 | 8.6 | 8.6 | signal |
| 11 | Liver Function Test Increased | 53 | 8.2 | 8.3 | signal |
| 12 | Cholestasis | 41 | 7.1 | 7.1 | signal |
| 13 | Hospice Care | 17 | 5.7 | 5.7 | signal |
| 14 | Hepatic Cytolysis | 21 | 5.7 | 5.7 | signal |
| 15 | Covid-19 Pneumonia | 20 | 5.6 | 5.6 | signal |
| 16 | Glomerular Filtration Rate Decreased | 19 | 5.2 | 5.2 | signal |
| 17 | Bacteraemia | 18 | 5.1 | 5.1 | signal |
| 18 | Hepatic Enzyme Increased | 95 | 4.6 | 4.7 | signal |
| 19 | Therapy Cessation | 71 | 4.6 | 4.6 | signal |
| 20 | Intentional Dose Omission | 38 | 4.6 | 4.6 | signal |
| 21 | Unevaluable Event | 105 | 4.6 | 4.7 | signal |
| 22 | Pharyngeal Swelling | 13 | 4.5 | 4.5 | signal |
| 23 | Renal Disorder | 56 | 4.0 | 4.0 | signal |
| 24 | Cytopenia | 14 | 3.9 | 3.9 | signal |
| 25 | Therapy Change | 11 | 3.8 | 3.8 | signal |
| 26 | Illness | 114 | 3.8 | 3.8 | signal |
| 27 | Product Dose Omission In Error | 30 | 3.7 | 3.7 | signal |
| 28 | Proteinuria | 20 | 3.5 | 3.5 | signal |
| 29 | Hepatocellular Injury | 15 | 3.5 | 3.5 | signal |
| 30 | Surgery | 60 | 3.4 | 3.4 | signal |
| 31 | End Stage Renal Disease | 19 | 3.4 | 3.4 | signal |
| 32 | Urosepsis | 9 | 3.2 | 3.2 | signal |
| 33 | Covid-19 | 172 | 3.2 | 3.3 | signal |
| 34 | Product Use Complaint | 15 | 3.2 | 3.2 | signal |
| 35 | Blood Pressure Abnormal | 19 | 3.2 | 3.2 | signal |
| 36 | Increased Appetite | 18 | 3.2 | 3.2 | signal |
| 37 | Infection | 138 | 3.2 | 3.2 | signal |
| 38 | Renal Impairment | 80 | 3.2 | 3.2 | signal |
| 39 | Lower Respiratory Tract Infection | 43 | 3.1 | 3.2 | signal |
| 40 | Sinus Disorder | 17 | 2.8 | 2.8 | signal |
| 41 | Hepatotoxicity | 19 | 2.8 | 2.8 | signal |
| 42 | Liver Function Test Abnormal | 25 | 2.8 | 2.8 | signal |
| 43 | Interstitial Lung Disease | 41 | 2.8 | 2.8 | signal |
| 44 | Aspartate Aminotransferase Increased | 44 | 2.7 | 2.8 | signal |
| 45 | Fungal Infection | 27 | 2.7 | 2.7 | signal |
| 46 | Localised Infection | 19 | 2.6 | 2.6 | signal |
| 47 | Lung Disorder | 38 | 2.6 | 2.6 | signal |
| 48 | Osteomyelitis | 14 | 2.6 | 2.6 | signal |
| 49 | Arteriosclerosis | 7 | 2.5 | 2.5 | signal |
| 50 | Aspiration | 8 | 2.4 | 2.4 | signal |
| 51 | Swelling Face | 48 | 2.4 | 2.5 | signal |
| 52 | Autoimmune Disorder | 7 | 2.4 | 2.4 | signal |
| 53 | Alanine Aminotransferase Increased | 44 | 2.4 | 2.4 | signal |
| 54 | Lymphopenia | 10 | 2.4 | 2.4 | signal |
| 55 | Blood Creatinine Increased | 46 | 2.3 | 2.3 | signal |
| 56 | Hyperthyroidism | 10 | 2.3 | 2.3 | signal |
| 57 | Pneumonia | 223 | 2.3 | 2.3 | signal |
| 58 | Immune System Disorder | 9 | 2.3 | 2.3 | signal |
| 59 | Pneumonia Aspiration | 17 | 2.3 | 2.3 | signal |
| 60 | Insurance Issue | 10 | 2.2 | 2.2 | signal |
| 61 | Pulmonary Mass | 10 | 2.2 | 2.2 | signal |
| 62 | Knee Arthroplasty | 14 | 2.2 | 2.2 | signal |
| 63 | Transfusion | 7 | 2.2 | 2.2 | no signal |
| 64 | Hepatitis | 17 | 2.2 | 2.2 | signal |
| 65 | Clostridium Difficile Colitis | 7 | 2.2 | 2.2 | no signal |
| 66 | Cerebral Infarction | 16 | 2.2 | 2.2 | signal |
| 67 | Device Related Infection | 10 | 2.1 | 2.1 | signal |
| 68 | Staphylococcal Infection | 21 | 2.1 | 2.1 | signal |
| 69 | Blood Bilirubin Increased | 17 | 2.1 | 2.1 | signal |
| 70 | Intestinal Perforation | 7 | 2.1 | 2.1 | no signal |
| 71 | Chromaturia | 14 | 2.0 | 2.1 | signal |
| 72 | Blood Potassium Increased | 10 | 2.0 | 2.0 | signal |
| 73 | Herpes Zoster | 35 | 2.0 | 2.0 | signal |
| 74 | Leukopenia | 30 | 2.0 | 2.0 | no signal |
| 75 | Abdominal Discomfort | 98 | 1.9 | 2.0 | no signal |
| 76 | Ear Discomfort | 6 | 1.9 | 1.9 | no signal |
| 77 | Multiple Organ Dysfunction Syndrome | 16 | 1.9 | 1.9 | no signal |
| 78 | Deafness | 15 | 1.9 | 1.9 | no signal |
| 79 | Paraesthesia Oral | 8 | 1.8 | 1.8 | no signal |
| 80 | Gastroenteritis | 8 | 1.8 | 1.8 | no signal |
| 81 | Product Dose Omission Issue | 155 | 1.8 | 1.8 | no signal |
| 82 | Haemoptysis | 15 | 1.8 | 1.8 | no signal |
| 83 | Erythema Multiforme | 5 | 1.8 | 1.8 | no signal |
| 84 | Gastrointestinal Disorder | 47 | 1.8 | 1.8 | no signal |
| 85 | Adverse Reaction | 7 | 1.7 | 1.7 | no signal |
| 86 | Neutropenia | 71 | 1.7 | 1.7 | no signal |
| 87 | Dizziness Postural | 5 | 1.7 | 1.7 | no signal |
| 88 | Underdose | 38 | 1.7 | 1.7 | no signal |
| 89 | Aphonia | 7 | 1.7 | 1.7 | no signal |
| 90 | Taste Disorder | 10 | 1.6 | 1.7 | no signal |
| 91 | Hip Fracture | 16 | 1.6 | 1.6 | no signal |
| 92 | Gastroenteritis Viral | 9 | 1.6 | 1.6 | no signal |
| 93 | Liver Injury | 12 | 1.6 | 1.6 | no signal |
| 94 | Spinal Operation | 6 | 1.6 | 1.6 | no signal |
| 95 | Fluid Retention | 25 | 1.6 | 1.6 | no signal |
| 96 | Agranulocytosis | 9 | 1.6 | 1.6 | no signal |
| 97 | Hyperbilirubinaemia | 5 | 1.6 | 1.6 | no signal |
| 98 | Brain Fog | 7 | 1.6 | 1.6 | no signal |
| 99 | Peripheral Swelling | 73 | 1.6 | 1.6 | no signal |
| 100 | Laboratory Test Abnormal | 14 | 1.6 | 1.6 | no signal |
| 101 | Hepatic Failure | 14 | 1.5 | 1.5 | no signal |
| 102 | Pulmonary Thrombosis | 5 | 1.5 | 1.5 | no signal |
| 103 | Head Discomfort | 8 | 1.5 | 1.5 | no signal |
| 104 | Sars-cov-2 Test Positive | 6 | 1.5 | 1.5 | no signal |
| 105 | Thrombosis | 36 | 1.5 | 1.5 | no signal |
| 106 | Drug Effective For Unapproved Indication | 13 | 1.5 | 1.5 | no signal |
| 107 | Death | 381 | 1.5 | 1.5 | no signal |
| 108 | Toothache | 8 | 1.5 | 1.5 | no signal |
| 109 | Cholecystectomy | 5 | 1.5 | 1.5 | no signal |
| 110 | Ageusia | 11 | 1.5 | 1.5 | no signal |
| 111 | Diabetes Mellitus | 33 | 1.4 | 1.4 | no signal |
| 112 | Blood Test Abnormal | 6 | 1.4 | 1.4 | no signal |
| 113 | Tubulointerstitial Nephritis | 8 | 1.4 | 1.4 | no signal |
| 114 | Photosensitivity Reaction | 7 | 1.4 | 1.4 | no signal |
| 115 | Blood Urine Present | 8 | 1.4 | 1.4 | no signal |
| 116 | Deep Vein Thrombosis | 27 | 1.4 | 1.4 | no signal |
| 117 | Gamma-glutamyltransferase Increased | 9 | 1.3 | 1.3 | no signal |
| 118 | Product Administration Error | 8 | 1.3 | 1.3 | no signal |
| 119 | Tuberculosis | 5 | 1.3 | 1.3 | no signal |
| 120 | White Blood Cell Count Decreased | 42 | 1.3 | 1.3 | no signal |
| 121 | Scratch | 4 | 1.3 | 1.3 | no signal |
| 122 | Peritonitis | 8 | 1.3 | 1.3 | no signal |
| 123 | Disease Recurrence | 18 | 1.2 | 1.2 | no signal |
| 124 | Acute Hepatic Failure | 5 | 1.2 | 1.2 | no signal |
| 125 | Osteonecrosis | 12 | 1.2 | 1.2 | no signal |
| 126 | Red Blood Cell Sedimentation Rate Increased | 4 | 1.2 | 1.2 | no signal |
| 127 | Nephropathy Toxic | 4 | 1.2 | 1.2 | no signal |
| 128 | Internal Haemorrhage | 4 | 1.2 | 1.2 | no signal |
| 129 | Ill-defined Disorder | 21 | 1.1 | 1.1 | no signal |
| 130 | Gastric Haemorrhage | 4 | 1.1 | 1.1 | no signal |
| 131 | Wrist Fracture | 4 | 1.1 | 1.1 | no signal |
| 132 | Hip Arthroplasty | 5 | 1.1 | 1.1 | no signal |
| 133 | Tooth Extraction | 4 | 1.1 | 1.1 | no signal |
| 134 | Posterior Reversible Encephalopathy Syndrome | 3 | 1.0 | 1.0 | no signal |
| 135 | Feeling Jittery | 6 | 1.0 | 1.0 | no signal |
| 136 | No Adverse Event | 55 | 1.0 | 1.0 | no signal |
| 137 | Thrombotic Microangiopathy | 3 | 1.0 | 1.0 | no signal |
| 138 | Poor Venous Access | 3 | 1.0 | 1.0 | no signal |
| 139 | Lung Neoplasm Malignant | 12 | 1.0 | 1.0 | no signal |
| 140 | Cardiac Disorder | 26 | 0.9 | 0.9 | no signal |
| 141 | Blood Glucose Abnormal | 5 | 0.9 | 0.9 | no signal |
| 142 | Product Physical Issue | 5 | 0.8 | 0.8 | no signal |
| 143 | Ankylosing Spondylitis | 3 | 0.8 | 0.8 | no signal |
| 144 | Circumstance Or Information Capable Of Leading To Medication Error | 7 | 0.7 | 0.7 | no signal |
| 145 | Product Storage Error | 9 | 0.3 | 0.3 | no signal |
| 146 | Myelosuppression | 3 | 0.3 | 0.3 | no signal |
| 147 | Bladder Cancer | 3 | 0.2 | 0.2 | no signal |