Strychnine is a highly toxic, colorless, bitter, crystalline alkaloid used as a pesticide, particularly for killing small vertebrates such as birds and rodents.
Agitation
Apprehension or fear
Ability to be easily startled
RestlessnessPainful muscle spasms possibly leading to fever and to kidney and liver injury
Uncontrollable arching of the neck and back
Rigid arms and legs
Jaw tightness
Muscle pain and soreness
Difficulty breathing
Dark urineInitial consciousness and awareness of symptoms
People exposed to high doses of strychnine may have the following signs and symptoms within the first 15 to 30 minutes of exposure:Respiratory failure (inability to breathe), possibly leading to death
Brain death