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This indicates that after youâve taken a gabapentin dose, approximately 50% will have been cleared from your system within 5 to 7 hours (on average). Using this information, we can determine that gabapentin will stay in your system for an estimated 1.15 to 1.60 days after your final dose. In other words, you shouldnât expect any of the gabapentin to remain in systemic circulation after 2 days (48 hours) post-ingestion.
(2) All had a history of cocaine abuse, but had been abstinent during their incarceration. Four of the five inmates interviewed reported abusing gabapentin to obtain an altered mental state or âhighâ, which reminded them of the effects from snorting cocaine.he second case described a 63-year-old man with a prior history of abusing alcohol who was taking gabapentin 4900 mg/day instead of the prescribed 1800 mg/day. Following presentation to hospital and discontinuation of gabapentin he developed severe withdrawal symptoms.