{
  "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": 1366
    },
    {
      "term": "HEADACHE",
      "count": 1153
    },
    {
      "term": "FATIGUE",
      "count": 1081
    },
    {
      "term": "PYREXIA",
      "count": 993
    },
    {
      "term": "NAUSEA",
      "count": 803
    },
    {
      "term": "DRUG INEFFECTIVE",
      "count": 779
    },
    {
      "term": "LYMPHOCYTE COUNT DECREASED",
      "count": 689
    },
    {
      "term": "RASH",
      "count": 663
    },
    {
      "term": "CYTOMEGALOVIRUS INFECTION",
      "count": 607
    },
    {
      "term": "DYSPNOEA",
      "count": 579
    },
    {
      "term": "ASTHENIA",
      "count": 554
    },
    {
      "term": "MULTIPLE SCLEROSIS RELAPSE",
      "count": 531
    },
    {
      "term": "URINARY TRACT INFECTION",
      "count": 522
    },
    {
      "term": "PRODUCT USE IN UNAPPROVED INDICATION",
      "count": 511
    },
    {
      "term": "CONDITION AGGRAVATED",
      "count": 463
    },
    {
      "term": "DIZZINESS",
      "count": 455
    },
    {
      "term": "WHITE BLOOD CELL COUNT DECREASED",
      "count": 449
    },
    {
      "term": "PAIN",
      "count": 441
    },
    {
      "term": "INSOMNIA",
      "count": 430
    },
    {
      "term": "VOMITING",
      "count": 422
    },
    {
      "term": "DIARRHOEA",
      "count": 417
    },
    {
      "term": "COUGH",
      "count": 416
    },
    {
      "term": "MALAISE",
      "count": 390
    },
    {
      "term": "PLATELET COUNT DECREASED",
      "count": 390
    },
    {
      "term": "PRURITUS",
      "count": 388
    },
    {
      "term": "GAIT DISTURBANCE",
      "count": 387
    },
    {
      "term": "NEUTROPENIA",
      "count": 384
    },
    {
      "term": "PNEUMONIA",
      "count": 382
    },
    {
      "term": "MUSCULAR WEAKNESS",
      "count": 370
    },
    {
      "term": "HYPOAESTHESIA",
      "count": 368
    },
    {
      "term": "URINE ABNORMALITY",
      "count": 362
    },
    {
      "term": "PAIN IN EXTREMITY",
      "count": 360
    },
    {
      "term": "FEELING ABNORMAL",
      "count": 343
    },
    {
      "term": "SEPSIS",
      "count": 342
    },
    {
      "term": "FLUSHING",
      "count": 341
    },
    {
      "term": "HYPERTENSION",
      "count": 331
    },
    {
      "term": "URTICARIA",
      "count": 331
    },
    {
      "term": "CHEST DISCOMFORT",
      "count": 328
    },
    {
      "term": "ADENOVIRUS INFECTION",
      "count": 326
    },
    {
      "term": "THROMBOCYTOPENIA",
      "count": 322
    },
    {
      "term": "HERPES ZOSTER",
      "count": 312
    },
    {
      "term": "MUCOSAL INFLAMMATION",
      "count": 304
    },
    {
      "term": "POST TRANSPLANT LYMPHOPROLIFERATIVE DISORDER",
      "count": 304
    },
    {
      "term": "TACHYCARDIA",
      "count": 302
    },
    {
      "term": "BACK PAIN",
      "count": 300
    },
    {
      "term": "ERYTHEMA",
      "count": 296
    },
    {
      "term": "BLOOD URINE PRESENT",
      "count": 295
    },
    {
      "term": "ARTHRALGIA",
      "count": 285
    },
    {
      "term": "FALL",
      "count": 277
    },
    {
      "term": "LYMPHOPENIA",
      "count": 273
    },
    {
      "term": "CHILLS",
      "count": 269
    },
    {
      "term": "NASOPHARYNGITIS",
      "count": 269
    },
    {
      "term": "ABDOMINAL PAIN",
      "count": 268
    },
    {
      "term": "BRADYCARDIA",
      "count": 266
    },
    {
      "term": "CYTOMEGALOVIRUS INFECTION REACTIVATION",
      "count": 257
    },
    {
      "term": "HAEMOGLOBIN DECREASED",
      "count": 257
    },
    {
      "term": "CONTUSION",
      "count": 256
    },
    {
      "term": "ANXIETY",
      "count": 253
    },
    {
      "term": "WHITE BLOOD CELLS URINE POSITIVE",
      "count": 246
    },
    {
      "term": "OROPHARYNGEAL PAIN",
      "count": 238
    },
    {
      "term": "INFECTION",
      "count": 237
    },
    {
      "term": "PARAESTHESIA",
      "count": 237
    },
    {
      "term": "TREMOR",
      "count": 235
    },
    {
      "term": "PANCYTOPENIA",
      "count": 233
    },
    {
      "term": "WEIGHT DECREASED",
      "count": 232
    },
    {
      "term": "HYPOTENSION",
      "count": 231
    },
    {
      "term": "CHEST PAIN",
      "count": 226
    },
    {
      "term": "IMMUNE THROMBOCYTOPENIA",
      "count": 226
    },
    {
      "term": "EPSTEIN-BARR VIRUS INFECTION",
      "count": 219
    },
    {
      "term": "ABDOMINAL PAIN UPPER",
      "count": 217
    },
    {
      "term": "ACUTE KIDNEY INJURY",
      "count": 216
    },
    {
      "term": "MEMORY IMPAIRMENT",
      "count": 215
    },
    {
      "term": "FEBRILE NEUTROPENIA",
      "count": 214
    },
    {
      "term": "FEELING HOT",
      "count": 214
    },
    {
      "term": "RESPIRATORY FAILURE",
      "count": 212
    },
    {
      "term": "HEART RATE INCREASED",
      "count": 210
    },
    {
      "term": "HAEMATOCRIT DECREASED",
      "count": 208
    },
    {
      "term": "INFLUENZA",
      "count": 207
    },
    {
      "term": "ANAEMIA",
      "count": 203
    },
    {
      "term": "MULTIPLE SCLEROSIS",
      "count": 201
    },
    {
      "term": "GRAFT VERSUS HOST DISEASE",
      "count": 199
    },
    {
      "term": "URINE LEUKOCYTE ESTERASE POSITIVE",
      "count": 198
    },
    {
      "term": "RED BLOOD CELLS URINE POSITIVE",
      "count": 196
    },
    {
      "term": "MULTIPLE ORGAN DYSFUNCTION SYNDROME",
      "count": 195
    },
    {
      "term": "MUSCLE SPASMS",
      "count": 194
    },
    {
      "term": "GRAFT VERSUS HOST DISEASE IN SKIN",
      "count": 192
    },
    {
      "term": "BALANCE DISORDER",
      "count": 191
    },
    {
      "term": "URINE ANALYSIS ABNORMAL",
      "count": 191
    },
    {
      "term": "DECREASED APPETITE",
      "count": 189
    },
    {
      "term": "LYMPHOCYTE PERCENTAGE DECREASED",
      "count": 185
    },
    {
      "term": "ACUTE GRAFT VERSUS HOST DISEASE IN SKIN",
      "count": 181
    },
    {
      "term": "BLOOD PRESSURE INCREASED",
      "count": 181
    },
    {
      "term": "HERPES SIMPLEX",
      "count": 180
    },
    {
      "term": "SOMNOLENCE",
      "count": 176
    },
    {
      "term": "WEIGHT INCREASED",
      "count": 176
    },
    {
      "term": "BACTERIAL TEST POSITIVE",
      "count": 172
    },
    {
      "term": "CRYSTAL URINE PRESENT",
      "count": 172
    },
    {
      "term": "TRANSPLANT REJECTION",
      "count": 171
    },
    {
      "term": "LEUKOPENIA",
      "count": 170
    },
    {
      "term": "NEUTROPHIL COUNT DECREASED",
      "count": 170
    }
  ]
}