{
  "meta": {
    "disclaimer": "Do not rely on openFDA to make decisions regarding medical care. While we make every effort to ensure that data is accurate, you should assume all results are unvalidated. We may limit or otherwise restrict your access to the API in line with our Terms of Service.",
    "terms": "https://open.fda.gov/terms/",
    "license": "https://open.fda.gov/license/",
    "last_updated": "2026-04-28"
  },
  "results": [
    {
      "term": "OFF LABEL USE",
      "count": 1068
    },
    {
      "term": "ATRIAL FIBRILLATION",
      "count": 966
    },
    {
      "term": "NEUTROPENIA",
      "count": 825
    },
    {
      "term": "THROMBOCYTOPENIA",
      "count": 722
    },
    {
      "term": "DISEASE PROGRESSION",
      "count": 708
    },
    {
      "term": "FEBRILE NEUTROPENIA",
      "count": 692
    },
    {
      "term": "PNEUMONIA",
      "count": 683
    },
    {
      "term": "ANAEMIA",
      "count": 668
    },
    {
      "term": "INFECTION",
      "count": 583
    },
    {
      "term": "DIARRHOEA",
      "count": 568
    },
    {
      "term": "HAEMORRHAGE",
      "count": 564
    },
    {
      "term": "DRUG INEFFECTIVE",
      "count": 549
    },
    {
      "term": "PYREXIA",
      "count": 527
    },
    {
      "term": "DEATH",
      "count": 501
    },
    {
      "term": "FATIGUE",
      "count": 413
    },
    {
      "term": "ASPERGILLUS INFECTION",
      "count": 385
    },
    {
      "term": "CYTOPENIA",
      "count": 355
    },
    {
      "term": "SEPSIS",
      "count": 349
    },
    {
      "term": "COVID-19",
      "count": 336
    },
    {
      "term": "NAUSEA",
      "count": 273
    },
    {
      "term": "PLATELET COUNT DECREASED",
      "count": 273
    },
    {
      "term": "DYSPNOEA",
      "count": 267
    },
    {
      "term": "CHRONIC LYMPHOCYTIC LEUKAEMIA",
      "count": 240
    },
    {
      "term": "PRODUCT USE IN UNAPPROVED INDICATION",
      "count": 239
    },
    {
      "term": "PLEURAL EFFUSION",
      "count": 237
    },
    {
      "term": "ACUTE KIDNEY INJURY",
      "count": 230
    },
    {
      "term": "RASH",
      "count": 226
    },
    {
      "term": "HYPERTENSION",
      "count": 222
    },
    {
      "term": "DRUG INTERACTION",
      "count": 210
    },
    {
      "term": "CARDIAC FAILURE",
      "count": 205
    },
    {
      "term": "ARTHRALGIA",
      "count": 199
    },
    {
      "term": "CYTOKINE RELEASE SYNDROME",
      "count": 194
    },
    {
      "term": "PANCYTOPENIA",
      "count": 190
    },
    {
      "term": "RESPIRATORY FAILURE",
      "count": 188
    },
    {
      "term": "URINARY TRACT INFECTION",
      "count": 188
    },
    {
      "term": "HEADACHE",
      "count": 184
    },
    {
      "term": "ASTHENIA",
      "count": 180
    },
    {
      "term": "VOMITING",
      "count": 180
    },
    {
      "term": "TUMOUR LYSIS SYNDROME",
      "count": 174
    },
    {
      "term": "LYMPHADENOPATHY",
      "count": 163
    },
    {
      "term": "FALL",
      "count": 161
    },
    {
      "term": "COUGH",
      "count": 159
    },
    {
      "term": "NEUTROPHIL COUNT DECREASED",
      "count": 158
    },
    {
      "term": "CONTUSION",
      "count": 157
    },
    {
      "term": "SEPTIC SHOCK",
      "count": 156
    },
    {
      "term": "HYPOTENSION",
      "count": 153
    },
    {
      "term": "RICHTER^S SYNDROME",
      "count": 145
    },
    {
      "term": "BRONCHOPULMONARY ASPERGILLOSIS",
      "count": 144
    },
    {
      "term": "WHITE BLOOD CELL COUNT DECREASED",
      "count": 143
    },
    {
      "term": "MANTLE CELL LYMPHOMA",
      "count": 139
    },
    {
      "term": "DIZZINESS",
      "count": 138
    },
    {
      "term": "HAEMATOMA",
      "count": 134
    },
    {
      "term": "PNEUMONITIS",
      "count": 130
    },
    {
      "term": "TREATMENT FAILURE",
      "count": 130
    },
    {
      "term": "HAEMATURIA",
      "count": 129
    },
    {
      "term": "GENERAL PHYSICAL HEALTH DETERIORATION",
      "count": 128
    },
    {
      "term": "SYNCOPE",
      "count": 128
    },
    {
      "term": "EPISTAXIS",
      "count": 126
    },
    {
      "term": "INTENTIONAL PRODUCT USE ISSUE",
      "count": 124
    },
    {
      "term": "PERICARDIAL EFFUSION",
      "count": 124
    },
    {
      "term": "DIFFUSE LARGE B-CELL LYMPHOMA",
      "count": 123
    },
    {
      "term": "WEIGHT DECREASED",
      "count": 122
    },
    {
      "term": "MYALGIA",
      "count": 121
    },
    {
      "term": "DECREASED APPETITE",
      "count": 119
    },
    {
      "term": "GASTROINTESTINAL HAEMORRHAGE",
      "count": 119
    },
    {
      "term": "CONDITION AGGRAVATED",
      "count": 117
    },
    {
      "term": "MALIGNANT NEOPLASM PROGRESSION",
      "count": 116
    },
    {
      "term": "RENAL FAILURE",
      "count": 114
    },
    {
      "term": "THERAPY PARTIAL RESPONDER",
      "count": 114
    },
    {
      "term": "OEDEMA PERIPHERAL",
      "count": 113
    },
    {
      "term": "HERPES ZOSTER",
      "count": 112
    },
    {
      "term": "CHRONIC GRAFT VERSUS HOST DISEASE",
      "count": 110
    },
    {
      "term": "CARDIAC ARREST",
      "count": 108
    },
    {
      "term": "SUBDURAL HAEMATOMA",
      "count": 108
    },
    {
      "term": "TOXICITY TO VARIOUS AGENTS",
      "count": 107
    },
    {
      "term": "ABDOMINAL PAIN",
      "count": 104
    },
    {
      "term": "NEUROPATHY PERIPHERAL",
      "count": 104
    },
    {
      "term": "CONSTIPATION",
      "count": 103
    },
    {
      "term": "MUSCLE SPASMS",
      "count": 103
    },
    {
      "term": "UPPER RESPIRATORY TRACT INFECTION",
      "count": 103
    },
    {
      "term": "HYPOGAMMAGLOBULINAEMIA",
      "count": 102
    },
    {
      "term": "HYPOKALAEMIA",
      "count": 102
    },
    {
      "term": "INCORRECT DOSE ADMINISTERED",
      "count": 102
    },
    {
      "term": "PAIN",
      "count": 101
    },
    {
      "term": "HAEMOGLOBIN DECREASED",
      "count": 100
    },
    {
      "term": "LYMPHOCYTE COUNT DECREASED",
      "count": 100
    },
    {
      "term": "MULTIPLE ORGAN DYSFUNCTION SYNDROME",
      "count": 99
    },
    {
      "term": "ATRIAL FLUTTER",
      "count": 97
    },
    {
      "term": "CEREBRAL HAEMORRHAGE",
      "count": 96
    },
    {
      "term": "LYMPHOPENIA",
      "count": 96
    },
    {
      "term": "DEHYDRATION",
      "count": 94
    },
    {
      "term": "HYPONATRAEMIA",
      "count": 94
    },
    {
      "term": "MYOCARDIAL INFARCTION",
      "count": 94
    },
    {
      "term": "LEUKOCYTOSIS",
      "count": 93
    },
    {
      "term": "HAEMORRHAGE INTRACRANIAL",
      "count": 92
    },
    {
      "term": "HYPOXIA",
      "count": 92
    },
    {
      "term": "LYMPHOCYTOSIS",
      "count": 92
    },
    {
      "term": "CONFUSIONAL STATE",
      "count": 91
    },
    {
      "term": "WHITE BLOOD CELL COUNT INCREASED",
      "count": 91
    },
    {
      "term": "STOMATITIS",
      "count": 90
    }
  ]
}