Strychnine - Wikipedia
网页Strychnine is a neurotoxin which acts as an antagonist of glycine and acetylcholine receptors. It primarily affects the motor nerve fibers in the spinal cord which control muscle contraction. An impulse is triggered at one end of a nerve cell by the binding of neurotransmitters to the receptors.
Strychnine poisoning - Wikipedia
网页Strychnine poisoning can be fatal to humans and other animals and can occur by inhalation, swallowing or absorption through eyes or mouth. It produces some of the most dramatic and painful symptoms of any known toxic reaction, making it quite noticeable and a common choice for assassinations and poison attacks.
Facts About Strychnine - Emergency Preparedness and Response
网页Strychnine is a white, odorless, bitter crystalline powder that can be taken by mouth, inhaled (breathed in), or mixed in a solution and given intravenously (injected directly into a vein). Strychnine is a strong poison; only a small amount is needed to produce severe effects in people.
Strychnine | Chemical Emergencies | CDC - Centers for Disease ...
网页2024年9月6日 · Strychnine stops the chemical that controls nerve signals to the muscles from working. The chemical controlling nerve signals works like the body's "off switch" for muscles. When this "off switch" does not work correctly, muscles throughout the body have severe, painful spasms. The person's consciousness or thinking are not affected at first ...
Strychnine | Poison, Toxin, Alkaloid | Britannica
网页2024年8月29日 · Strychnine, a poisonous alkaloid that is obtained from seeds of the nux vomica tree (S. nux-vomica) and related plants of the genus Strychnos. It was discovered by the French chemists Joseph-Bienaimé Caventou and Pierre-Joseph Pelletier in 1818 in Saint-Ignatius’-beans (S. ignatii), a woody vine of.
Strychnine Toxicity - StatPearls - NCBI Bookshelf
网页2023年8月7日 · Strychnine is responsible for inhibiting postsynaptic glycine receptors, mostly in the spinal cord, causing painful, involuntary skeletal muscle spasms. Patients present with episodic muscle contractions with normal mental status and no post-ictal period.
Strychnine poisoning - UpToDate
网页2023年4月6日 · This topic review will discuss the basic pharmacology, clinical presentation, and management of strychnine poisoning. Discussions of the general approach to the management of poisoned patients and detailed management of other …