User Reviews for Gabapentin. Also known as: Gralise, Horizant, Neurontin, Gabarone. The following information is NOT intended to endorse drugs or recommend therapy. Gabapentin is used to treat epilepsy. It's also taken for nerve pain. Nerve pain can be caused by different illnesses, including diabetes and shingles, or it can happen after an injury. Gabapentin (Neurontin) is an anticonvulsant medication in the GABA analog lass that was originally created to help manage epilepsy, but is also utilized to help individuals suffering from neuropathic pain. The use of gabapentin in dogs is primarily to manage chronic nerve pain, with mild effectiveness managing seizures. As with human use, the mechanism that allows the medication to work is not well understood, however, while it is structurally similar to the neurotransmitter GABA, it does not negatively affect its function. Gabapentin oral capsule can interact with several other medications. Different interactions can cause different effects. For instance, some can interfere with how well a drug works, while others. Learn about the prescription drug Gabapentin (Neurontin), including information about its uses, dosage, side effects, and common interactions. Free E-newsletter Subscribe to Housecall. Our general interest e-newsletter keeps you up to date on a wide variety of health topics. Sign up now Gabapentin For Dogs – How It Works, the Dosage and Side Effects. None of us want our dogs to suffer, but medications can also be worrisome. Pain medications almost always come with overdose risks, and the potential for side effects. Gabapentin capsules, tablets, and oral solution are used to help control certain types of seizures in people who have epilepsy. Gabapentin capsules, tablets, and oral solution are also used to relieve the pain of postherpetic neuralgia (PHN; the burning, stabbing pain or aches that may last for months or years after an attack of shingles). Gabapentin is a nerve pain medication and anticonvulsant that has proven to be effective for people who have hard-to-treat depression or other mood disorders.