| 1 | Drug ineffective | FAERS: 83 | | US FAERS |
| 2 | Clostridium difficile infection | FAERS: 73 | | US FAERS |
| 3 | Disease recurrence | FAERS: 67 | | US FAERS |
| 4 | treatment failure | FAERS: 39 | | US FAERS |
| 5 | Clostridium difficile colitis | FAERS: 31 | | US FAERS |
| 6 | Nausea | FAERS: 20 | | SIDER US FAERS |
| 7 | Abdominal Pain | FAERS: 14 | | SIDER US FAERS |
| 8 | No adverse event | FAERS: 10 | | US FAERS |
| 9 | Blood creatinine increased | FAERS: 7 | | US FAERS |
| 10 | Product use issue | FAERS: 7 | | US FAERS |
| 11 | General physical health deterioration | FAERS: 6 | | US FAERS |
| 12 | Vomiting | FAERS: 6 | | SIDER US FAERS |
| 13 | Adverse event | FAERS: 5 | | US FAERS |
| 14 | Dehydration | FAERS: 5 | | US FAERS |
| 15 | Fatigue | FAERS: 5 | | US FAERS |
| 16 | Infection | FAERS: 5 | | US FAERS |
| 17 | Chills | FAERS: 4 | | US FAERS |
| 18 | Clostridium test positive | FAERS: 4 | | US FAERS |
| 19 | Discomfort | FAERS: 4 | | US FAERS |
| 20 | Drug effect incomplete | FAERS: 4 | | US FAERS |
| 21 | Headache | FAERS: 4 | | SIDER US FAERS |
| 22 | Megacolon | FAERS: 4 | | SIDER US FAERS |
| 23 | Pain | FAERS: 4 | | US FAERS |
| 24 | Probiotic therapy | FAERS: 4 | | US FAERS |
| 25 | Urticaria | FAERS: 4 | | US FAERS |
| 26 | Wrong technique in product usage process | FAERS: 4 | | US FAERS |
| 27 | Alanine Aminotransferase Increased | FAERS: 3 | | SIDER US FAERS |
| 28 | Constipation | FAERS: 3 | | SIDER US FAERS |
| 29 | Dizziness | FAERS: 3 | | SIDER US FAERS |
| 30 | Drug dose omission | FAERS: 3 | | US FAERS |
| 31 | Feeling abnormal | FAERS: 3 | | US FAERS |
| 32 | Flatulence | FAERS: 3 | | SIDER US FAERS |
| 33 | Inappropriate schedule of drug administration | FAERS: 3 | | US FAERS |
| 34 | Malaise | FAERS: 3 | | US FAERS |
| 35 | Neutropenia | FAERS: 3 | | SIDER US FAERS |
| 36 | Product dose omission | FAERS: 3 | | US FAERS |
| 37 | Product packaging quantity issue | FAERS: 3 | | US FAERS |
| 38 | Pruritus | FAERS: 3 | | SIDER US FAERS |
| 39 | Weight decreased | FAERS: 3 | | US FAERS |
| 40 | Abdominal discomfort | FAERS: 2 | | US FAERS |
| 41 | Asthenia | FAERS: 2 | | US FAERS |
| 42 | Back Pain | FAERS: 2 | | US FAERS |
| 43 | Blood alkaline phosphatase increased | FAERS: 2 | | US FAERS |
| 44 | Cholestasis | FAERS: 2 | | US FAERS |
| 45 | Circumstance or information capable of leading to medication error | FAERS: 2 | | US FAERS |
| 46 | Cystitis | FAERS: 2 | | US FAERS |
| 47 | Drug dispensing error | FAERS: 2 | | US FAERS |
| 48 | Exposure via skin contact | FAERS: 2 | | US FAERS |
| 49 | Gastrointestinal sounds abnormal | FAERS: 2 | | US FAERS |
| 50 | Head discomfort | FAERS: 2 | | US FAERS |
| 51 | Impaired work ability | FAERS: 2 | | US FAERS |
| 52 | Incorrect route of product administration | FAERS: 2 | | US FAERS |
| 53 | Musculoskeletal discomfort | FAERS: 2 | | US FAERS |
| 54 | Occupational exposure to product | FAERS: 2 | | US FAERS |
| 55 | Prescribed overdose | FAERS: 2 | | US FAERS |
| 56 | Product physical issue | FAERS: 2 | | US FAERS |
| 57 | Product quality issue | FAERS: 2 | | US FAERS |
| 58 | Product use in unapproved indication | FAERS: 2 | | US FAERS |
| 59 | Sepsis | FAERS: 2 | | US FAERS |
| 60 | Tremor | FAERS: 2 | | US FAERS |
| 61 | White blood cell count decreased | FAERS: 2 | | US FAERS |
| 62 | Abasia | FAERS: 1 | | US FAERS |
| 63 | Alopecia | FAERS: 1 | | US FAERS |
| 64 | Anxiety | FAERS: 1 | | US FAERS |
| 65 | Aphonia | FAERS: 1 | | US FAERS |
| 66 | Blood potassium increased | FAERS: 1 | | US FAERS |
| 67 | Burning sensation | FAERS: 1 | | US FAERS |
| 68 | Cerebrovascular accident | FAERS: 1 | | US FAERS |
| 69 | Chest Pain | FAERS: 1 | | US FAERS |
| 70 | Chest discomfort | FAERS: 1 | | US FAERS |
| 71 | Clostridium test negative | FAERS: 1 | | US FAERS |
| 72 | Colitis | FAERS: 1 | | US FAERS |
| 73 | Colonic Pseudo-Obstruction | FAERS: 1 | | US FAERS |
| 74 | Deafness | FAERS: 1 | | US FAERS |
| 75 | Depressed Level of Consciousness | FAERS: 1 | | US FAERS |
| 76 | Disease Progression | FAERS: 1 | | US FAERS |
| 77 | Disorientation | FAERS: 1 | | US FAERS |
| 78 | Drug dispensing issue | FAERS: 1 | | US FAERS |
| 79 | Drug effect delayed | FAERS: 1 | | US FAERS |
| 80 | Drug ineffective for unapproved indication | FAERS: 1 | | US FAERS |
| 81 | Drug prescribing error | FAERS: 1 | | US FAERS |
| 82 | Drug resistance | FAERS: 1 | | US FAERS |
| 83 | Eosinophilia | FAERS: 1 | | US FAERS |
| 84 | Epigastric discomfort | FAERS: 1 | | US FAERS |
| 85 | Eructation | FAERS: 1 | | US FAERS |
| 86 | Fluid overload | FAERS: 1 | | US FAERS |
| 87 | Gamma-Glutamyltransferase Increased | FAERS: 1 | | US FAERS |
| 88 | Gastrointestinal viral infection | FAERS: 1 | | US FAERS |
| 89 | General symptom | FAERS: 1 | | US FAERS |
| 90 | Hypophagia | FAERS: 1 | | US FAERS |
| 91 | Incoherent | FAERS: 1 | | US FAERS |
| 92 | Incorrect drug administration duration | FAERS: 1 | | US FAERS |
| 93 | Incorrect product administration duration | FAERS: 1 | | US FAERS |
| 94 | Infectious peritonitis | FAERS: 1 | | US FAERS |
| 95 | Intestinal Obstruction | FAERS: 1 | | SIDER US FAERS |
| 96 | Joint injury | FAERS: 1 | | US FAERS |
| 97 | Joint swelling | FAERS: 1 | | US FAERS |
| 98 | Large intestine perforation | FAERS: 1 | | US FAERS |
| 99 | Ligament rupture | FAERS: 1 | | US FAERS |
| 100 | Lip swelling | FAERS: 1 | | US FAERS |
| 101 | Medication Error | FAERS: 1 | | US FAERS |
| 102 | Muscle Fatigue | FAERS: 1 | | US FAERS |
| 103 | Musculoskeletal Pain | FAERS: 1 | | US FAERS |
| 104 | Myalgia | FAERS: 1 | | US FAERS |
| 105 | Nervousness | FAERS: 1 | | US FAERS |
| 106 | Pancytopenia | FAERS: 1 | | US FAERS |
| 107 | Parotitis | FAERS: 1 | | US FAERS |
| 108 | Pathogen resistance | FAERS: 1 | | US FAERS |
| 109 | Pneumonia | FAERS: 1 | | US FAERS |
| 110 | Poor quality drug administered | FAERS: 1 | | US FAERS |
| 111 | Poor quality product administered | FAERS: 1 | | US FAERS |
| 112 | Posterior reversible encephalopathy syndrome | FAERS: 1 | | US FAERS |
| 113 | Prescribed underdose | FAERS: 1 | | US FAERS |
| 114 | Procedural complication | FAERS: 1 | | US FAERS |
| 115 | Product availability issue | FAERS: 1 | | US FAERS |
| 116 | Product preparation error | FAERS: 1 | | US FAERS |
| 117 | Product storage error | FAERS: 1 | | US FAERS |
| 118 | Prothrombin time ratio increased | FAERS: 1 | | US FAERS |
| 119 | Pulmonary sepsis | FAERS: 1 | | US FAERS |
| 120 | Rash erythematous | FAERS: 1 | | US FAERS |
| 121 | Renal pain | FAERS: 1 | | US FAERS |
| 122 | Rhonchi | FAERS: 1 | | US FAERS |
| 123 | Secretion discharge | FAERS: 1 | | US FAERS |
| 124 | Septic Shock | FAERS: 1 | | US FAERS |
| 125 | Shigella test positive | FAERS: 1 | | US FAERS |
| 126 | Sinusitis | FAERS: 1 | | US FAERS |
| 127 | Subileus | FAERS: 1 | | US FAERS |
| 128 | Tachycardia | FAERS: 1 | | US FAERS |
| 129 | Therapeutic response delayed | FAERS: 1 | | US FAERS |
| 130 | Throat irritation | FAERS: 1 | | US FAERS |
| 131 | Tinnitus | FAERS: 1 | | US FAERS |
| 132 | Unevaluable event | FAERS: 1 | | US FAERS |
| 133 | Urinary tract infection | FAERS: 1 | | US FAERS |
| 134 | Vertebroplasty | FAERS: 1 | | US FAERS |
| 135 | Wheezing | FAERS: 1 | | US FAERS |
| 136 | nervous system disorder | FAERS: 1 | | SIDER US FAERS |
| 137 | Abdominal tenderness | | | SIDER |
| 138 | Angioedema | | | SIDER |
| 139 | Blood and lymphatic system disorders | | | SIDER |
| 140 | Dermatitis | | | SIDER |
| 141 | Dysgeusia | | | SIDER |
| 142 | Dyspepsia | | | SIDER |
| 143 | Gastrointestinal Pain | | | SIDER |
| 144 | Hypersensitivity | | | SIDER |
| 145 | Malnutrition | | | SIDER |
| 146 | Metabolic acidosis | | | SIDER |