6 Science Backed Home Remedies for Trigeminal Neuralgia
2. Rosemary Oil
Rosemary is a popular name when it comes to natural remedies.
People use the oil for so many reasons, to cure heartburn, liver, and gallbladder related problems, high blood pressure, as well as relieving pain. 
The analgesic properties of Rosemary can help alleviate pain, while its nervine properties can strengthen the nerves.
You can use it topically to reduce trigeminal neuralgia pain.
You can also take it as a tea, but should not drink it if you’re pregnant.