Morphine and gabapentin (neurontin) drug interactions
Gabapentin studies showed that this drug shows mild to moderate side effects with other medications. Overall, the drug is considered to be safe with few and infrequent serious medical side effects. When gabapentin is taken with morphine, moderate interaction occurs. According to studies, if morphine is taken 2 hours before gabapentin, there is an increased absorption of gabapentin by 44%. However, morphine absorption was not affected. Results showed that morphine enhanced gabapentin concentration in plasma. This would cause drowsiness and person feels sleepy. They have no control on the body movements. If a person takes high dose of morphine, it can be fatal to death.