Amitriptyline is used in the treatment of certain mood disorders and mental problems. It can help relieve low moods, anxiety, tension and cause feelings of well-being and is therefore used often to treat conditions such as depression. It can also cause a patient to have an increase in energy and helps normalise sleep patterns.
Carbamazepine is a drug used for the treatment of seizures and nerve pain. An anticonvulsant, it works to reduce the nerve impulses that cause pain and seizures. It is often used to treat diabetic neuropathy, trigeminal neuralgia and bipolar disorder.
Duloxetine is typically a drug used to treat people with mood disorders such as anxiety and depression. It belongs to the SNRI medicine group, meaning it is a Serotonin and Noradrenaline Reuptake Inhibitor. Recent research has shown that taking Duloxetine can also help with the treatment of nerve pain caused by diabetes. It is often more commonly marketed as Cymbalta.
Neurontin is an anticonvulsant. Also marketed under the name Gabapentin, it was developed solely for the treatment of epilepsy. However recently studies have shown that it is beneficial in the treatment of fibromyalgia or chronic neuropathic pain caused by post-herpetic neuralgia. This is also known as the pain you get after shingles or with diabetic neuropathy. Neurontin is now also used in pain relief for migraines.
Pregabalin, marketed under the brand name Lyrica, is a drug used to treat pain caused by nerve damage. It can be used in conjunction with other neuropathic pain medication. Neuropathic pain is what is experiences when damage is done to the nerves.