Table 3.
The top ten most frequently reported drugs and adverse drug reactions in each data source
| Data Source | Twitter Wiki | Twitter UMLS1 | Twitter UMLS2 | FAERS |
|---|---|---|---|---|
| Top ten drugs | Acetaminophen | Acetaminophen | Acetaminophen | Aspirin |
| Hydrocodone | Hydrocodone | Hydrocodone | Etanercept | |
| Diphenhydramine | Diphenhydramine | Diphenhydramine | Adalimumab | |
| Oxycodone | Oxycodone | Oxycodone | levothyroxine | |
| Caffeine | Caffeine | Caffeine | Omeprazole | |
| Phenylephrine | Dextromethorphan | Dextromethorphan | Acetaminophen | |
| Dextromethorphan | Menthol | Phenylephrine | Amlodipine | |
| Menthol | Phenylephrine | Menthol | Furosemide | |
| Ibuprofen | Ibuprofen | Ibuprofen | Prednisone | |
| Aspirin | Aspirin | Pseudoephedrine | Multivitamin preparation | |
| Top ten ADRs | Pain | Pain | Pain | Nausea |
| Headache | Headache | Headache | Drug ineffective | |
| Dizziness | Dizziness | Dizziness | Fatigue | |
| Nausea | Nausea | Nausea | Dyspnea | |
| Sleepy | Itching | Drowsiness | Pain | |
| Itching | Emesis | Itching | Diarrhea | |
| Fainting | Fainting | Emesis | Headache | |
| Cough | Cough | Fainting | Death | |
| Back pain | Backache | Cough | Vomiting | |
| Back ache | Insomnia | Backache | Dizziness |
ADR adverse drug reaction, FAERS US FDA Adverse Event Reporting System, UMLS Unified Medical Language System