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.
Surgery. Surgery is rarely necessary to treat sciatica, although it may be considered if the condition has an identifiable cause, such as a herniated or slipped disc, the symptoms have not responded to other forms of treatment, or the symptoms are getting progressively worse.