Uses:

1. primidone, phenytoin, barbiturates, carbamazepine, oxcarbazepine, used to manage epilepsy
2. rifampicin, used to manage tuberculosis
3. ritonavir, nevirapine, efavirenz, used to manage HIV and Hepatitis C Virus infections
4. griseofulvin, ketoconazole, used to manage fungal infections
5. etoricoxib, used to manage arthritis, arthrosis
6. bosentan, used to manage high blood pressure in the blood vessels in the lungs
7. theophylline (used to manage breathing problems)
8. tizanidine (used to manage muscle pain and/or muscle cramps)
9. ciclosporin
10. St. John's wort, herbal remedy

Directions of Use