{
  "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": "COVID-19",
      "count": 1975
    },
    {
      "term": "FATIGUE",
      "count": 556
    },
    {
      "term": "INFUSION RELATED REACTION",
      "count": 437
    },
    {
      "term": "URINARY TRACT INFECTION",
      "count": 421
    },
    {
      "term": "HEADACHE",
      "count": 323
    },
    {
      "term": "PNEUMONIA",
      "count": 282
    },
    {
      "term": "ASTHENIA",
      "count": 268
    },
    {
      "term": "NASOPHARYNGITIS",
      "count": 266
    },
    {
      "term": "DRUG INEFFECTIVE",
      "count": 265
    },
    {
      "term": "GAIT DISTURBANCE",
      "count": 237
    },
    {
      "term": "DIZZINESS",
      "count": 228
    },
    {
      "term": "MULTIPLE SCLEROSIS",
      "count": 227
    },
    {
      "term": "PYREXIA",
      "count": 214
    },
    {
      "term": "PAIN",
      "count": 212
    },
    {
      "term": "MULTIPLE SCLEROSIS RELAPSE",
      "count": 199
    },
    {
      "term": "NAUSEA",
      "count": 199
    },
    {
      "term": "OFF LABEL USE",
      "count": 199
    },
    {
      "term": "HYPOAESTHESIA",
      "count": 196
    },
    {
      "term": "HERPES ZOSTER",
      "count": 191
    },
    {
      "term": "PAIN IN EXTREMITY",
      "count": 190
    },
    {
      "term": "FALL",
      "count": 178
    },
    {
      "term": "INFLUENZA",
      "count": 176
    },
    {
      "term": "INFECTION",
      "count": 162
    },
    {
      "term": "MUSCULAR WEAKNESS",
      "count": 156
    },
    {
      "term": "DYSPNOEA",
      "count": 155
    },
    {
      "term": "COUGH",
      "count": 151
    },
    {
      "term": "MALAISE",
      "count": 144
    },
    {
      "term": "INSOMNIA",
      "count": 141
    },
    {
      "term": "BACK PAIN",
      "count": 140
    },
    {
      "term": "PRURITUS",
      "count": 130
    },
    {
      "term": "THROAT IRRITATION",
      "count": 128
    },
    {
      "term": "ARTHRALGIA",
      "count": 127
    },
    {
      "term": "COVID-19 PNEUMONIA",
      "count": 126
    },
    {
      "term": "PARAESTHESIA",
      "count": 126
    },
    {
      "term": "SOMNOLENCE",
      "count": 126
    },
    {
      "term": "BALANCE DISORDER",
      "count": 125
    },
    {
      "term": "MUSCLE SPASMS",
      "count": 120
    },
    {
      "term": "RASH",
      "count": 120
    },
    {
      "term": "MEMORY IMPAIRMENT",
      "count": 117
    },
    {
      "term": "FEELING ABNORMAL",
      "count": 115
    },
    {
      "term": "NEUTROPENIA",
      "count": 113
    },
    {
      "term": "VOMITING",
      "count": 113
    },
    {
      "term": "DIARRHOEA",
      "count": 109
    },
    {
      "term": "ORAL HERPES",
      "count": 109
    },
    {
      "term": "OROPHARYNGEAL PAIN",
      "count": 106
    },
    {
      "term": "DEPRESSION",
      "count": 105
    },
    {
      "term": "LYMPHOPENIA",
      "count": 105
    },
    {
      "term": "ANXIETY",
      "count": 101
    },
    {
      "term": "UPPER RESPIRATORY TRACT INFECTION",
      "count": 101
    },
    {
      "term": "SARS-COV-2 TEST POSITIVE",
      "count": 100
    },
    {
      "term": "DRUG HYPERSENSITIVITY",
      "count": 89
    },
    {
      "term": "MATERNAL EXPOSURE BEFORE PREGNANCY",
      "count": 89
    },
    {
      "term": "ERYTHEMA",
      "count": 88
    },
    {
      "term": "HYPERTENSION",
      "count": 88
    },
    {
      "term": "MUSCLE SPASTICITY",
      "count": 81
    },
    {
      "term": "HYPERSENSITIVITY",
      "count": 79
    },
    {
      "term": "MATERNAL EXPOSURE DURING PREGNANCY",
      "count": 79
    },
    {
      "term": "SINUSITIS",
      "count": 78
    },
    {
      "term": "HYPOGAMMAGLOBULINAEMIA",
      "count": 77
    },
    {
      "term": "ABDOMINAL PAIN UPPER",
      "count": 76
    },
    {
      "term": "CONSTIPATION",
      "count": 76
    },
    {
      "term": "SUSPECTED COVID-19",
      "count": 75
    },
    {
      "term": "TREMOR",
      "count": 75
    },
    {
      "term": "FOETAL EXPOSURE DURING PREGNANCY",
      "count": 72
    },
    {
      "term": "MOBILITY DECREASED",
      "count": 71
    },
    {
      "term": "MUSCULOSKELETAL STIFFNESS",
      "count": 71
    },
    {
      "term": "LYMPHOCYTE COUNT DECREASED",
      "count": 70
    },
    {
      "term": "SEPSIS",
      "count": 70
    },
    {
      "term": "WEIGHT INCREASED",
      "count": 70
    },
    {
      "term": "CORONAVIRUS INFECTION",
      "count": 69
    },
    {
      "term": "VISUAL IMPAIRMENT",
      "count": 69
    },
    {
      "term": "ILLNESS",
      "count": 67
    },
    {
      "term": "INFLUENZA LIKE ILLNESS",
      "count": 67
    },
    {
      "term": "FLUSHING",
      "count": 65
    },
    {
      "term": "HEART RATE INCREASED",
      "count": 64
    },
    {
      "term": "MIGRAINE",
      "count": 64
    },
    {
      "term": "VISION BLURRED",
      "count": 64
    },
    {
      "term": "CELLULITIS",
      "count": 63
    },
    {
      "term": "BRONCHITIS",
      "count": 62
    },
    {
      "term": "CYSTITIS",
      "count": 61
    },
    {
      "term": "DRUG INTERACTION",
      "count": 61
    },
    {
      "term": "FEBRILE NEUTROPENIA",
      "count": 61
    },
    {
      "term": "HYPOTENSION",
      "count": 60
    },
    {
      "term": "URINARY INCONTINENCE",
      "count": 59
    },
    {
      "term": "MYALGIA",
      "count": 57
    },
    {
      "term": "STRESS",
      "count": 57
    },
    {
      "term": "NEURALGIA",
      "count": 56
    },
    {
      "term": "URTICARIA",
      "count": 55
    },
    {
      "term": "FEELING HOT",
      "count": 53
    },
    {
      "term": "CONDITION AGGRAVATED",
      "count": 51
    },
    {
      "term": "PERIPHERAL SWELLING",
      "count": 51
    },
    {
      "term": "ABORTION SPONTANEOUS",
      "count": 50
    },
    {
      "term": "ALOPECIA",
      "count": 50
    },
    {
      "term": "BREAST CANCER",
      "count": 50
    },
    {
      "term": "LOWER RESPIRATORY TRACT INFECTION",
      "count": 50
    },
    {
      "term": "WEIGHT DECREASED",
      "count": 50
    },
    {
      "term": "CONFUSIONAL STATE",
      "count": 49
    },
    {
      "term": "RESPIRATORY TRACT INFECTION",
      "count": 49
    },
    {
      "term": "SENSORY DISTURBANCE",
      "count": 49
    },
    {
      "term": "UROSEPSIS",
      "count": 49
    }
  ]
}