Drug
Cefadroxil
Important: Reactions below are the flagged terms from this drug’s
FAERS report history (min. 3 co-reports per term) — PRR/ROR indicate
disproportionality in spontaneous reporting, not causation.
Data from FDA FAERS via openFDA. Last recalculated: 2026-09-14.
| Reaction | Co-reports (a) | PRR | ROR | Signal | |
|---|---|---|---|---|---|
| 1 | Respiratory Tract Infection | 191 | 78.5 | 86.7 | signal |
| 2 | Oedema | 207 | 40.6 | 45.3 | signal |
| 3 | Wheezing | 188 | 33.8 | 37.2 | signal |
| 4 | End Stage Renal Disease | 45 | 25.9 | 26.5 | signal |
| 5 | Scratch | 25 | 25.6 | 25.9 | signal |
| 6 | Asthma | 251 | 23.8 | 27.1 | signal |
| 7 | Dizziness Postural | 21 | 23.2 | 23.4 | signal |
| 8 | Clostridium Difficile Colitis | 20 | 20.0 | 20.2 | signal |
| 9 | Secretion Discharge | 22 | 18.9 | 19.1 | signal |
| 10 | Chronic Kidney Disease | 129 | 17.9 | 19.0 | signal |
| 11 | Drug Hypersensitivity | 277 | 15.1 | 17.4 | signal |
| 12 | Economic Problem | 20 | 13.8 | 13.9 | signal |
| 13 | Chest Pain | 235 | 13.4 | 15.1 | signal |
| 14 | Drug Reaction With Eosinophilia And Systemic Symptoms | 30 | 12.4 | 12.6 | signal |
| 15 | Skin Infection | 13 | 12.3 | 12.4 | signal |
| 16 | Toxic Epidermal Necrolysis | 17 | 11.9 | 12.0 | signal |
| 17 | Blood Pressure Systolic Increased | 21 | 11.4 | 11.5 | signal |
| 18 | Cellulitis | 54 | 11.3 | 11.6 | signal |
| 19 | Localised Infection | 25 | 11.0 | 11.1 | signal |
| 20 | Wound Infection | 11 | 10.7 | 10.8 | signal |
| 21 | Bladder Disorder | 10 | 10.7 | 10.7 | signal |
| 22 | Nephropathy | 9 | 10.2 | 10.2 | signal |
| 23 | Atelectasis | 9 | 9.8 | 9.9 | signal |
| 24 | Nocturia | 11 | 9.6 | 9.7 | signal |
| 25 | Anhedonia | 24 | 9.6 | 9.7 | signal |
| 26 | Cough | 241 | 9.1 | 10.3 | signal |
| 27 | Pneumonia | 278 | 9.1 | 10.4 | signal |
| 28 | Tubulointerstitial Nephritis | 16 | 9.1 | 9.1 | signal |
| 29 | Renal Tubular Necrosis | 8 | 8.6 | 8.7 | signal |
| 30 | Body Temperature Decreased | 8 | 8.5 | 8.6 | signal |
| 31 | Osteoarthritis | 34 | 8.5 | 8.6 | signal |
| 32 | Dry Throat | 8 | 8.3 | 8.4 | signal |
| 33 | Skin Cancer | 16 | 7.9 | 7.9 | signal |
| 34 | Haematoma | 19 | 7.7 | 7.8 | signal |
| 35 | Hepatotoxicity | 16 | 7.6 | 7.7 | signal |
| 36 | Hypomagnesaemia | 10 | 7.6 | 7.7 | signal |
| 37 | Acute Kidney Injury | 109 | 7.6 | 8.0 | signal |
| 38 | Ovarian Cyst | 7 | 7.4 | 7.4 | signal |
| 39 | Tooth Infection | 9 | 7.2 | 7.3 | signal |
| 40 | Renal Failure | 88 | 7.0 | 7.2 | signal |
| 41 | Osteopenia | 10 | 6.9 | 7.0 | signal |
| 42 | Pharyngitis Streptococcal | 7 | 6.9 | 6.9 | signal |
| 43 | Cardiomegaly | 8 | 6.8 | 6.9 | signal |
| 44 | Intervertebral Disc Degeneration | 6 | 6.8 | 6.8 | signal |
| 45 | Basal Cell Carcinoma | 10 | 6.8 | 6.8 | signal |
| 46 | Deformity | 6 | 6.8 | 6.8 | signal |
| 47 | Arteriosclerosis | 6 | 6.7 | 6.8 | signal |
| 48 | Sputum Discoloured | 6 | 6.7 | 6.7 | signal |
| 49 | Spinal Disorder | 6 | 6.7 | 6.7 | signal |
| 50 | Hiatus Hernia | 8 | 6.5 | 6.6 | signal |
| 51 | Nodule | 8 | 6.5 | 6.5 | signal |
| 52 | Hip Arthroplasty | 9 | 6.3 | 6.3 | signal |
| 53 | Rash Maculo-papular | 13 | 6.2 | 6.3 | signal |
| 54 | Pain | 355 | 6.1 | 7.2 | signal |
| 55 | Ventricular Extrasystoles | 6 | 6.1 | 6.1 | signal |
| 56 | Staphylococcal Infection | 19 | 6.1 | 6.1 | signal |
| 57 | Transfusion | 6 | 6.0 | 6.1 | signal |
| 58 | Renal Pain | 6 | 6.0 | 6.0 | signal |
| 59 | Vomiting | 265 | 6.0 | 6.8 | signal |
| 60 | Rhinorrhoea | 36 | 5.9 | 6.0 | signal |
| 61 | Skin Laceration | 6 | 5.9 | 5.9 | signal |
| 62 | Urosepsis | 5 | 5.7 | 5.8 | signal |
| 63 | Foot Deformity | 6 | 5.7 | 5.7 | signal |
| 64 | Malaise | 237 | 5.7 | 6.4 | signal |
| 65 | Liver Injury | 13 | 5.7 | 5.7 | signal |
| 66 | Nervousness | 28 | 5.6 | 5.7 | signal |
| 67 | Chromaturia | 12 | 5.6 | 5.7 | signal |
| 68 | Laceration | 5 | 5.6 | 5.6 | signal |
| 69 | Sars-cov-2 Test Positive | 7 | 5.6 | 5.6 | signal |
| 70 | Acute Hepatic Failure | 7 | 5.5 | 5.5 | signal |
| 71 | Neoplasm Progression | 18 | 5.4 | 5.5 | signal |
| 72 | Cholecystitis | 6 | 5.3 | 5.4 | signal |
| 73 | Skin Ulcer | 13 | 5.3 | 5.4 | signal |
| 74 | Gallbladder Disorder | 9 | 5.3 | 5.3 | signal |
| 75 | Osteomyelitis | 9 | 5.3 | 5.3 | signal |
| 76 | Gamma-glutamyltransferase Increased | 11 | 5.3 | 5.3 | signal |
| 77 | Anaphylactic Reaction | 27 | 5.2 | 5.3 | signal |
| 78 | Stress | 35 | 5.2 | 5.2 | signal |
| 79 | Fluid Overload | 7 | 5.0 | 5.0 | signal |
| 80 | Foot Fracture | 9 | 5.0 | 5.0 | signal |
| 81 | Renal Injury | 14 | 4.9 | 5.0 | signal |
| 82 | Back Injury | 5 | 4.9 | 4.9 | signal |
| 83 | Gastrointestinal Pain | 5 | 4.8 | 4.8 | signal |
| 84 | Toothache | 8 | 4.7 | 4.7 | signal |
| 85 | Injury | 31 | 4.6 | 4.7 | signal |
| 86 | Blood Thyroid Stimulating Hormone Increased | 4 | 4.6 | 4.6 | signal |
| 87 | Erythema Multiforme | 4 | 4.5 | 4.6 | signal |
| 88 | Post Procedural Haemorrhage | 5 | 4.5 | 4.5 | signal |
| 89 | Therapeutic Product Effect Decreased | 19 | 4.5 | 4.6 | signal |
| 90 | Nasal Congestion | 25 | 4.5 | 4.6 | signal |
| 91 | Madarosis | 5 | 4.5 | 4.5 | signal |
| 92 | Oropharyngeal Pain | 39 | 4.5 | 4.5 | signal |
| 93 | Blood Pressure Fluctuation | 10 | 4.4 | 4.4 | signal |
| 94 | Clostridium Difficile Infection | 9 | 4.4 | 4.4 | signal |
| 95 | Scar | 7 | 4.3 | 4.3 | signal |
| 96 | Tendon Rupture | 5 | 4.3 | 4.3 | signal |
| 97 | Upper Limb Fracture | 8 | 4.2 | 4.2 | signal |
| 98 | Heart Rate Irregular | 9 | 4.2 | 4.2 | signal |
| 99 | Folliculitis | 4 | 4.1 | 4.1 | signal |
| 100 | Knee Arthroplasty | 8 | 4.1 | 4.1 | signal |
| 101 | Arthropathy | 21 | 4.0 | 4.0 | signal |
| 102 | Ocular Discomfort | 4 | 3.9 | 3.9 | signal |
| 103 | Bipolar Disorder | 4 | 3.9 | 3.9 | signal |
| 104 | Coronary Artery Disease | 11 | 3.8 | 3.8 | signal |
| 105 | Stevens-johnson Syndrome | 8 | 3.8 | 3.8 | signal |
| 106 | Cholecystectomy | 4 | 3.7 | 3.7 | signal |
| 107 | Drug Resistance | 9 | 3.7 | 3.7 | signal |
| 108 | Bone Density Decreased | 11 | 3.7 | 3.7 | signal |
| 109 | Bone Loss | 5 | 3.5 | 3.5 | signal |
| 110 | Agranulocytosis | 6 | 3.4 | 3.4 | signal |
| 111 | Anaphylactic Shock | 8 | 3.3 | 3.3 | signal |
| 112 | Knee Operation | 3 | 3.3 | 3.3 | no signal |
| 113 | Anorexia | 4 | 3.2 | 3.2 | signal |
| 114 | Emotional Distress | 36 | 3.1 | 3.2 | signal |
| 115 | Surgery | 17 | 3.1 | 3.1 | signal |
| 116 | Coronary Artery Occlusion | 4 | 3.1 | 3.1 | no signal |
| 117 | Drug Exposure During Pregnancy | 10 | 3.1 | 3.1 | signal |
| 118 | Tooth Loss | 6 | 3.0 | 3.0 | signal |
| 119 | Eosinophilia | 5 | 3.0 | 3.0 | signal |
| 120 | Injection Site Bruising | 21 | 2.8 | 2.8 | signal |
| 121 | Fistula | 3 | 2.8 | 2.8 | no signal |
| 122 | Injection Site Reaction | 17 | 2.6 | 2.6 | signal |
| 123 | Multiple Fractures | 4 | 2.6 | 2.6 | no signal |
| 124 | Osteonecrosis Of Jaw | 6 | 2.5 | 2.6 | signal |
| 125 | Hair Colour Changes | 3 | 2.5 | 2.5 | no signal |
| 126 | Product Availability Issue | 5 | 2.4 | 2.4 | no signal |
| 127 | Hair Texture Abnormal | 3 | 2.4 | 2.4 | no signal |
| 128 | Pelvic Pain | 4 | 2.3 | 2.3 | no signal |
| 129 | Tardive Dyskinesia | 6 | 2.2 | 2.2 | no signal |
| 130 | Extrapyramidal Disorder | 5 | 2.1 | 2.1 | no signal |
| 131 | Device Dislocation | 8 | 2.0 | 2.0 | no signal |
| 132 | Acne | 13 | 1.8 | 1.8 | no signal |
| 133 | Withdrawal Syndrome | 7 | 1.8 | 1.8 | no signal |
| 134 | Dystonia | 3 | 1.6 | 1.6 | no signal |
| 135 | Gastric Cancer | 3 | 1.2 | 1.2 | no signal |
| 136 | Breast Cancer | 9 | 1.0 | 1.0 | no signal |
| 137 | Device Breakage | 3 | 0.8 | 0.8 | no signal |
| 138 | Drug Dependence | 10 | 0.7 | 0.6 | no signal |
| 139 | Device Expulsion | 3 | 0.5 | 0.5 | no signal |