{
  "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": "2026-10-28"
  },
  "results": [
    {
      "term": "DRUG INEFFECTIVE",
      "count": 20453
    },
    {
      "term": "OFF LABEL USE",
      "count": 5871
    },
    {
      "term": "THERAPEUTIC RESPONSE DECREASED",
      "count": 3690
    },
    {
      "term": "PRODUCT PREPARATION ERROR",
      "count": 3250
    },
    {
      "term": "MULTIPLE USE OF SINGLE-USE PRODUCT",
      "count": 2652
    },
    {
      "term": "INJECTION SITE PAIN",
      "count": 2061
    },
    {
      "term": "EYELID PTOSIS",
      "count": 1916
    },
    {
      "term": "HEADACHE",
      "count": 1468
    },
    {
      "term": "WRONG TECHNIQUE IN DRUG USAGE PROCESS",
      "count": 1462
    },
    {
      "term": "WRONG TECHNIQUE IN PRODUCT USAGE PROCESS",
      "count": 1265
    },
    {
      "term": "INJECTION SITE SWELLING",
      "count": 738
    },
    {
      "term": "SWELLING FACE",
      "count": 653
    },
    {
      "term": "FACIAL PARESIS",
      "count": 637
    },
    {
      "term": "VISION BLURRED",
      "count": 627
    },
    {
      "term": "PRODUCT PREPARATION ISSUE",
      "count": 614
    },
    {
      "term": "DIZZINESS",
      "count": 583
    },
    {
      "term": "DRUG INEFFECTIVE FOR UNAPPROVED INDICATION",
      "count": 562
    },
    {
      "term": "PRODUCT STORAGE ERROR",
      "count": 559
    },
    {
      "term": "THERAPEUTIC RESPONSE SHORTENED",
      "count": 529
    },
    {
      "term": "NAUSEA",
      "count": 491
    },
    {
      "term": "PRODUCT QUALITY ISSUE",
      "count": 442
    },
    {
      "term": "POOR QUALITY PRODUCT ADMINISTERED",
      "count": 425
    },
    {
      "term": "INJECTION SITE ERYTHEMA",
      "count": 413
    },
    {
      "term": "EYE SWELLING",
      "count": 405
    },
    {
      "term": "DYSPHAGIA",
      "count": 390
    },
    {
      "term": "DYSPNOEA",
      "count": 380
    },
    {
      "term": "FATIGUE",
      "count": 378
    },
    {
      "term": "RASH",
      "count": 378
    },
    {
      "term": "PAIN",
      "count": 367
    },
    {
      "term": "HYPOAESTHESIA",
      "count": 357
    },
    {
      "term": "ERYTHEMA",
      "count": 346
    },
    {
      "term": "ANXIETY",
      "count": 324
    },
    {
      "term": "INFLUENZA LIKE ILLNESS",
      "count": 322
    },
    {
      "term": "INJECTION SITE RASH",
      "count": 311
    },
    {
      "term": "BROW PTOSIS",
      "count": 300
    },
    {
      "term": "MUSCULAR WEAKNESS",
      "count": 300
    },
    {
      "term": "EYELID OEDEMA",
      "count": 298
    },
    {
      "term": "PARAESTHESIA",
      "count": 298
    },
    {
      "term": "PRURITUS",
      "count": 296
    },
    {
      "term": "URTICARIA",
      "count": 294
    },
    {
      "term": "THERAPEUTIC PRODUCT EFFECT INCOMPLETE",
      "count": 274
    },
    {
      "term": "HYPERSENSITIVITY",
      "count": 272
    },
    {
      "term": "BURNING SENSATION",
      "count": 241
    },
    {
      "term": "INCORRECT DOSE ADMINISTERED",
      "count": 241
    },
    {
      "term": "CONTUSION",
      "count": 239
    },
    {
      "term": "INJECTION SITE BRUISING",
      "count": 237
    },
    {
      "term": "DIPLOPIA",
      "count": 229
    },
    {
      "term": "SWELLING",
      "count": 221
    },
    {
      "term": "ASTHENIA",
      "count": 218
    },
    {
      "term": "SKIN TIGHTNESS",
      "count": 211
    },
    {
      "term": "FEELING ABNORMAL",
      "count": 208
    },
    {
      "term": "SKIN WRINKLING",
      "count": 206
    },
    {
      "term": "DRY EYE",
      "count": 201
    },
    {
      "term": "MALAISE",
      "count": 197
    },
    {
      "term": "THERAPEUTIC PRODUCT EFFECT DECREASED",
      "count": 191
    },
    {
      "term": "NECK PAIN",
      "count": 184
    },
    {
      "term": "VISUAL IMPAIRMENT",
      "count": 181
    },
    {
      "term": "INJECTION SITE MASS",
      "count": 173
    },
    {
      "term": "INJECTION SITE PRURITUS",
      "count": 167
    },
    {
      "term": "MIGRAINE",
      "count": 167
    },
    {
      "term": "MUSCLE SPASMS",
      "count": 165
    },
    {
      "term": "EYE PAIN",
      "count": 162
    },
    {
      "term": "VOMITING",
      "count": 159
    },
    {
      "term": "PYREXIA",
      "count": 156
    },
    {
      "term": "DRY MOUTH",
      "count": 151
    },
    {
      "term": "PALPITATIONS",
      "count": 143
    },
    {
      "term": "FACIAL PAIN",
      "count": 141
    },
    {
      "term": "LACRIMATION INCREASED",
      "count": 141
    },
    {
      "term": "SPEECH DISORDER",
      "count": 137
    },
    {
      "term": "FACIAL ASYMMETRY",
      "count": 135
    },
    {
      "term": "INJECTION SITE URTICARIA",
      "count": 135
    },
    {
      "term": "POOR QUALITY DRUG ADMINISTERED",
      "count": 135
    },
    {
      "term": "SKIN DISORDER",
      "count": 132
    },
    {
      "term": "OCULAR HYPERAEMIA",
      "count": 131
    },
    {
      "term": "MUSCLE TWITCHING",
      "count": 127
    },
    {
      "term": "VERTIGO",
      "count": 127
    },
    {
      "term": "PERIORBITAL SWELLING",
      "count": 126
    },
    {
      "term": "DIARRHOEA",
      "count": 122
    },
    {
      "term": "DYSPHONIA",
      "count": 121
    },
    {
      "term": "INSOMNIA",
      "count": 121
    },
    {
      "term": "LIP SWELLING",
      "count": 114
    },
    {
      "term": "INJECTION SITE REACTION",
      "count": 113
    },
    {
      "term": "FACIAL PARALYSIS",
      "count": 108
    },
    {
      "term": "HYPOAESTHESIA ORAL",
      "count": 102
    },
    {
      "term": "THERAPY NON-RESPONDER",
      "count": 102
    },
    {
      "term": "PERIORBITAL OEDEMA",
      "count": 98
    },
    {
      "term": "MUSCULOSKELETAL STIFFNESS",
      "count": 97
    },
    {
      "term": "MYALGIA",
      "count": 97
    },
    {
      "term": "SWELLING OF EYELID",
      "count": 97
    },
    {
      "term": "DRUG HYPERSENSITIVITY",
      "count": 95
    },
    {
      "term": "EYE IRRITATION",
      "count": 95
    },
    {
      "term": "OROPHARYNGEAL PAIN",
      "count": 94
    },
    {
      "term": "THROAT TIGHTNESS",
      "count": 93
    },
    {
      "term": "DISCOMFORT",
      "count": 91
    },
    {
      "term": "DRUG RESISTANCE",
      "count": 91
    },
    {
      "term": "HEAD DISCOMFORT",
      "count": 90
    },
    {
      "term": "TREMOR",
      "count": 90
    },
    {
      "term": "ACCIDENTAL EXPOSURE TO PRODUCT",
      "count": 89
    },
    {
      "term": "PRODUCT TEMPERATURE EXCURSION ISSUE",
      "count": 88
    },
    {
      "term": "TINNITUS",
      "count": 88
    }
  ]
}