Home Herbs Index A Azraqi (Strychnos nux-vomica) (Nux Vomica) AllABCDEFGHIJKLMNOPQRSTUVWXYZ Azraqi (Strychnos nux-vomica) (Nux Vomica) Pharmacological action: Nervine tonic, cerebral stimulant, stomach and bladder tonic. Medicinal use: Effective in facial paralysis, palsy, gout, rheumatism, sciatica, backache, digestive debility and impotency.