Reaction
Anticonvulsant Drug Level Increased reporting signals
As of the last recalculation, Anticonvulsant Drug Level Increased appears in 1,606 FAERS reports alongside 31 co-occurring drug terms. The strongest observed disproportionality signal is EXTENDED PHENYTOIN SODIUM (PRR 303.3).
Important: FAERS is a spontaneous, voluntary, unverified reporting system. PRR and ROR identify reporting patterns for investigation; they are not incidence rates and do not establish causation.
| Drug | Co-reports | PRR | ROR |
|---|---|---|---|
| Extended Phenytoin Sodium | 315 | 303.3 | 309.1 |
| Phenytoin | 298 | 227.0 | 230.3 |
| Carbamazepine | 339 | 82.8 | 83.3 |
| Clobazam | 142 | 82.6 | 83.1 |
| Phenobarbital | 78 | 73.3 | 73.7 |
| Valproic Acid | 111 | 49.0 | 49.1 |
| Valproate Sodium | 72 | 47.2 | 47.4 |
| Cannabidiol | 75 | 43.5 | 43.7 |
| Zonisamide | 48 | 43.3 | 43.5 |
| Brivaracetam | 28 | 41.1 | 41.2 |
| Primidone | 27 | 34.9 | 35.0 |
| Levetiracetam | 279 | 32.5 | 32.6 |
| Divalproex Sodium | 99 | 29.3 | 29.4 |
| Levetiracetam In Sodium Chloride | 158 | 29.2 | 29.3 |
| Levetiracetam Oral | 158 | 29.2 | 29.3 |
| Levetiracetam Injection | 158 | 29.2 | 29.3 |
| Lacosamide | 75 | 27.4 | 27.4 |
| Lamotirigine | 130 | 25.5 | 25.5 |
| Lamotrigine Extended-Release | 130 | 25.5 | 25.5 |
| Lamotrigine Chewable Dispersible | 130 | 25.5 | 25.5 |
| Lamotrigine | 184 | 20.3 | 20.3 |
| Cenobamate | 9 | 14.1 | 14.1 |
| Oxcarbazepine | 31 | 12.6 | 12.6 |
| Topiramate | 71 | 10.3 | 10.3 |
| Midazolam | 19 | 9.9 | 9.9 |
| Vigabatrin | 11 | 9.8 | 9.8 |
| Midazolam Hydrochloride | 20 | 9.7 | 9.7 |
| Haloperidol | 16 | 8.6 | 8.6 |
| Haloperidol Lactate | 16 | 8.5 | 8.5 |
| Lithium | 16 | 8.3 | 8.3 |
| Lithium Bromatum | 16 | 8.3 | 8.3 |