Belladonna: 
A person needing Belladonna is extremely restless. Frightful images when drifting off to sleep cause the patient to dread sleep. They are awakened by nightmares, or they can experience

Aconitum apellus: This remedy can be helpful if a person panics with insomnia. Fear and agitation come on suddenly when the person is drifting off to sleep, or may even wake a sleeping person up. A