The first symptoms of rabies may be very similar to those of the flu and may last for days. Later signs and symptoms may include: 
Fever
Headache
Nausea
Vomiting
Agitation
Anxiety
Confusion
Hyperactivity
Difficulty swallowing
Excessive salivation
Fear brought on by attempts to drink fluids because of difficulty swallowing water
Fear brought on by air blown on the face
Hallucinations
Insomnia
Partial paralysis
