Comparative Pharmacology
Head-to-head clinical analysis: GABAPENTIN ENACARBIL versus KONVOMEP.
Peer-Reviewed Evidence
Head-to-head clinical analysis: GABAPENTIN ENACARBIL versus KONVOMEP.
GABAPENTIN ENACARBIL vs KONVOMEP
Comparing the clinical profiles, pharmacokinetic behaviors, and safety indices of these two therapeutic agents.
Gabapentin enacarbil is a prodrug of gabapentin. It binds to the α2δ subunit of voltage-gated calcium channels, inhibiting calcium influx and reducing release of excitatory neurotransmitters such as glutamate, norepinephrine, and substance P. This modulates neuronal excitability and pain transmission.
Fosnetupitant is a neurokinin-1 (NK1) receptor antagonist that inhibits substance P binding; palonosetron is a serotonin-3 (5-HT3) receptor antagonist that blocks emetic signals in the chemoreceptor trigger zone and gastrointestinal tract.
Initial: 600 mg orally once daily; titrate to 600 mg three times daily; max 2400 mg/day divided three times daily.
IV: 8 mg (as netupitant 235 mg/palonosetron 0.25 mg combination) over 15 minutes on day 1 of chemotherapy.
None Documented
None Documented
Clinical Note
moderateGabapentin enacarbil + Venlafaxine
"The risk or severity of adverse effects can be increased when Gabapentin enacarbil is combined with Venlafaxine."
Clinical Note
moderateGabapentin enacarbil + Nefazodone
"The risk or severity of adverse effects can be increased when Gabapentin enacarbil is combined with Nefazodone."
Clinical Note
moderateGabapentin enacarbil + Stiripentol
"The risk or severity of adverse effects can be increased when Gabapentin enacarbil is combined with Stiripentol."
Clinical Note
moderateTerminal half-life of gabapentin: 5–7 hours in patients with normal renal function. Renal impairment prolongs half-life proportionally to creatinine clearance decline.
Terminal elimination half-life: 8-12 hours in healthy adults. Extended to 18-24 hours in renal impairment (CrCl <30 mL/min).
Renal: 100% as unchanged gabapentin (prodrug is rapidly hydrolyzed to gabapentin after absorption). No biliary or fecal elimination of active drug.
Renal: approximately 70% as unchanged drug; fecal: approximately 20% as metabolites; biliary: negligible.
Category A/B
Category C
Anticonvulsant
Anticonvulsant
Gabapentin enacarbil + Pomalidomide
"The risk or severity of adverse effects can be increased when Gabapentin enacarbil is combined with Pomalidomide."