What is a narcotic by medical definition? By medical definition, narcotics are substances used to treat moderate to severe pain. In fact, the word ânarcoticâ is taken from the Greek word for âstuporâ. So, narcotic originally referred to substances that dull the senses and relieve pain.
The types of drugs that might be prescribed for sciatica pain include: 1  Anti-inflammatories. 2  Muscle relaxants. 3  Narcotics. Tricyclic antidepressants.  Anti-seizure medications.
Like sciatica, this isn't a medical condition, but rather a symptom of an underlying disorder. Treating the cause of the sciatica should treat foot drop. Treatment. Most people suffering from sciatica respond favorably to self-care measures, even when this pain permeates down into the big toe.