Belladonna is widely used for sudden, intense and inflammatory conditions such as high fevers, sore throats, throbbing headaches and re, hot skin conditions,  Rapid onset fever with flushed face and sweating.  Red, sore throats, tonsillitis and swollen glands.  Throbbing sharp pains that start and stop suddenly.  Conjunctivitis and earaches.  Boils & acne.