: Includes bacterial toxins (botulism, tetanus), animal venoms (snakes, scorpions), and certain plant compounds.
: Some recreational drugs (alcohol, amphetamines, cocaine) and certain chemotherapeutic agents exhibit neurotoxic properties. Clinical and Aesthetic Applications
: Some effects are fleeting, such as the temporary coordination loss from alcohol consumption, while others—like cognitive damage from lead or mercury exposure—can be irreversible. Major Types and Sources