Combining-Quetiapine-Gabapentin

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Quetiapine
Type antipsychotic
Group atypical AP
Other use moodstabilizer
links
ATC-code N05AH04
Medscape Quetiapine
PubChem 5002
PubMed Quetiapine
Drugs.com quetiapine-fumarate
Kompas (Dutch) Quetiapine
Wikipedia Quetiapine
Gabapentin
Type moodstabilizer
Group anticonvulsant
links
ATC-code N03AX12
PubChem 3446
PubMed Gabapentin
Drugs.com gabapentin
Kompas (Dutch) Gabapentin
Wikipedia Gabapentin

Adding gabapentin to quetiapine.

Infobord.png General information
  • Quetiapine is principally metabolized by CYP3A4 to active and inactive metabolites.
  • Gabapentin is eliminated unchanged by the kidney for 100%.
  • This combination of drugs may have possible synergistic effects. There are no reports for pharmacokinetic drug interactions. However, the combination will have additional side effects.
Eenrichtingbord.png Start gabapentin
  • Start gabapentine according to the general dosing advice.
Letopbord.png Cave
  • Central nervous system- and/or respiratory-depressant effects may be additively or synergistically increased in patients taking multiple drugs that cause these effects. [6]


  1. 1.0 1.1 1.2 KNMP; Informatorium Medicamentorum 2023; Monografie "quetiapine" (Dutch)
  2. NVZA; Toxicology.org; Monografie 73 (dutch)
  3. Woods SW Chlorpromazine equivalent doses for the newer atypical antipsychotics J Clin Psychiatry 2003;64:663-667
  4. Drugs.com quetiapine-fumarate
  5. Farmacotherapeutisch Kompas - gabapentine (dutch)
  6. Interactions between quetiapine and gabapentin on drugs.com
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