{
  "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": 1222
    },
    {
      "term": "DRUG INEFFECTIVE",
      "count": 927
    },
    {
      "term": "PRODUCT USE IN UNAPPROVED INDICATION",
      "count": 779
    },
    {
      "term": "DEATH",
      "count": 764
    },
    {
      "term": "ANAEMIA",
      "count": 711
    },
    {
      "term": "PYREXIA",
      "count": 594
    },
    {
      "term": "PNEUMONIA",
      "count": 557
    },
    {
      "term": "THROMBOCYTOPENIA",
      "count": 551
    },
    {
      "term": "PLATELET COUNT DECREASED",
      "count": 530
    },
    {
      "term": "HAEMOGLOBIN DECREASED",
      "count": 504
    },
    {
      "term": "FEBRILE NEUTROPENIA",
      "count": 467
    },
    {
      "term": "DIARRHOEA",
      "count": 415
    },
    {
      "term": "SPLENOMEGALY",
      "count": 411
    },
    {
      "term": "FATIGUE",
      "count": 392
    },
    {
      "term": "ASTHENIA",
      "count": 372
    },
    {
      "term": "INAPPROPRIATE SCHEDULE OF PRODUCT ADMINISTRATION",
      "count": 349
    },
    {
      "term": "CONDITION AGGRAVATED",
      "count": 326
    },
    {
      "term": "SEPSIS",
      "count": 312
    },
    {
      "term": "NAUSEA",
      "count": 299
    },
    {
      "term": "DISEASE PROGRESSION",
      "count": 293
    },
    {
      "term": "NEUTROPENIA",
      "count": 287
    },
    {
      "term": "VOMITING",
      "count": 265
    },
    {
      "term": "MYELOFIBROSIS",
      "count": 262
    },
    {
      "term": "ACUTE KIDNEY INJURY",
      "count": 261
    },
    {
      "term": "INFECTION",
      "count": 253
    },
    {
      "term": "COVID-19",
      "count": 247
    },
    {
      "term": "DYSPNOEA",
      "count": 247
    },
    {
      "term": "ABDOMINAL PAIN",
      "count": 237
    },
    {
      "term": "PANCYTOPENIA",
      "count": 236
    },
    {
      "term": "MULTIPLE ORGAN DYSFUNCTION SYNDROME",
      "count": 234
    },
    {
      "term": "GRAFT VERSUS HOST DISEASE",
      "count": 233
    },
    {
      "term": "CYTOMEGALOVIRUS INFECTION",
      "count": 227
    },
    {
      "term": "DRUG INEFFECTIVE FOR UNAPPROVED INDICATION",
      "count": 224
    },
    {
      "term": "CHRONIC GRAFT VERSUS HOST DISEASE",
      "count": 222
    },
    {
      "term": "MALIGNANT NEOPLASM PROGRESSION",
      "count": 219
    },
    {
      "term": "ACUTE GRAFT VERSUS HOST DISEASE",
      "count": 218
    },
    {
      "term": "PAIN",
      "count": 217
    },
    {
      "term": "WHITE BLOOD CELL COUNT DECREASED",
      "count": 216
    },
    {
      "term": "HEADACHE",
      "count": 213
    },
    {
      "term": "RESPIRATORY FAILURE",
      "count": 211
    },
    {
      "term": "WEIGHT DECREASED",
      "count": 208
    },
    {
      "term": "GENERAL PHYSICAL HEALTH DETERIORATION",
      "count": 207
    },
    {
      "term": "MALAISE",
      "count": 200
    },
    {
      "term": "PLATELET COUNT INCREASED",
      "count": 200
    },
    {
      "term": "WHITE BLOOD CELL COUNT INCREASED",
      "count": 199
    },
    {
      "term": "COUGH",
      "count": 192
    },
    {
      "term": "PRODUCT USE ISSUE",
      "count": 190
    },
    {
      "term": "SEPTIC SHOCK",
      "count": 190
    },
    {
      "term": "CYTOMEGALOVIRUS INFECTION REACTIVATION",
      "count": 181
    },
    {
      "term": "GRAFT VERSUS HOST DISEASE IN GASTROINTESTINAL TRACT",
      "count": 176
    },
    {
      "term": "SECOND PRIMARY MALIGNANCY",
      "count": 172
    },
    {
      "term": "TREATMENT FAILURE",
      "count": 172
    },
    {
      "term": "CYTOPENIA",
      "count": 171
    },
    {
      "term": "DECREASED APPETITE",
      "count": 168
    },
    {
      "term": "HYPERTENSION",
      "count": 167
    },
    {
      "term": "THERAPY NON-RESPONDER",
      "count": 165
    },
    {
      "term": "PRURITUS",
      "count": 163
    },
    {
      "term": "THROMBOTIC MICROANGIOPATHY",
      "count": 162
    },
    {
      "term": "DIZZINESS",
      "count": 160
    },
    {
      "term": "RASH",
      "count": 158
    },
    {
      "term": "WEIGHT INCREASED",
      "count": 148
    },
    {
      "term": "GRAFT VERSUS HOST DISEASE IN SKIN",
      "count": 146
    },
    {
      "term": "HAEMOPHAGOCYTIC LYMPHOHISTIOCYTOSIS",
      "count": 143
    },
    {
      "term": "PAIN IN EXTREMITY",
      "count": 143
    },
    {
      "term": "GASTROINTESTINAL HAEMORRHAGE",
      "count": 142
    },
    {
      "term": "URINARY TRACT INFECTION",
      "count": 137
    },
    {
      "term": "ADENOVIRUS INFECTION",
      "count": 134
    },
    {
      "term": "MUCOSAL INFLAMMATION",
      "count": 128
    },
    {
      "term": "DISEASE RECURRENCE",
      "count": 126
    },
    {
      "term": "ACUTE MYELOID LEUKAEMIA",
      "count": 121
    },
    {
      "term": "HAEMORRHAGE",
      "count": 119
    },
    {
      "term": "FEELING ABNORMAL",
      "count": 118
    },
    {
      "term": "RENAL IMPAIRMENT",
      "count": 118
    },
    {
      "term": "FALL",
      "count": 115
    },
    {
      "term": "DRUG INTOLERANCE",
      "count": 113
    },
    {
      "term": "RENAL FAILURE",
      "count": 113
    },
    {
      "term": "ARTHRALGIA",
      "count": 112
    },
    {
      "term": "THERAPY PARTIAL RESPONDER",
      "count": 111
    },
    {
      "term": "ASPERGILLUS INFECTION",
      "count": 110
    },
    {
      "term": "NEUTROPHIL COUNT DECREASED",
      "count": 108
    },
    {
      "term": "ALANINE AMINOTRANSFERASE INCREASED",
      "count": 107
    },
    {
      "term": "EPISTAXIS",
      "count": 105
    },
    {
      "term": "ACUTE GRAFT VERSUS HOST DISEASE IN SKIN",
      "count": 104
    },
    {
      "term": "CARDIAC FAILURE",
      "count": 100
    },
    {
      "term": "HYPOTENSION",
      "count": 100
    },
    {
      "term": "BLOOD LACTATE DEHYDROGENASE INCREASED",
      "count": 98
    },
    {
      "term": "ILLNESS",
      "count": 98
    },
    {
      "term": "STAPHYLOCOCCAL INFECTION",
      "count": 98
    },
    {
      "term": "RED BLOOD CELL COUNT DECREASED",
      "count": 97
    },
    {
      "term": "STOMATITIS",
      "count": 97
    },
    {
      "term": "ACUTE GRAFT VERSUS HOST DISEASE IN INTESTINE",
      "count": 96
    },
    {
      "term": "HERPES ZOSTER",
      "count": 96
    },
    {
      "term": "INFLUENZA",
      "count": 95
    },
    {
      "term": "PULMONARY EMBOLISM",
      "count": 95
    },
    {
      "term": "BLOOD BILIRUBIN INCREASED",
      "count": 94
    },
    {
      "term": "BK VIRUS INFECTION",
      "count": 93
    },
    {
      "term": "SQUAMOUS CELL CARCINOMA",
      "count": 93
    },
    {
      "term": "BLOOD CREATININE INCREASED",
      "count": 91
    },
    {
      "term": "PLATELET COUNT ABNORMAL",
      "count": 90
    },
    {
      "term": "ABDOMINAL PAIN UPPER",
      "count": 88
    }
  ]
}