| info = * Gabapentine is eliminated unchanged by the kidney for 100%.* Carbamazepine is principally metabolized by CYP3A4 (also CYP2C8), but is also a potent inducer of CYP1A2, CYP3A4 and UDP-glucuronosyltransferases. * {{CombiBasic}}
| start =
* Start carbamazepine according to the general dosing advice.{{CombiCaGa}}
| cave =
* Central nervous system- and/or respiratory-depressant effects may be additively or synergistically increased in patients taking multiple drugs that cause these effects. <ref name="drugscom">