Summary What is already known about this topic? Kratom (Mitragyna speciosa), a plant used for its psychoactive properties, is widely available in the United States. The recent shift from traditional leaf preparations to high-potency alkaloid extracts has raised safety concerns. What is added by this report? Analysis of 2015–2025 National Poison Data System data found an increase of ...
Poisonous plants that can cause skin irritation include poison ivy, poison oak, and poison sumac. Burning poisonous plants may lead to lung irritation. Employers and workers can take actions to stay safe.
Poisonous plants, from left to right: poison ivy, poison oak, poison sumac. Images courtesy of U.S. Department of Agriculture. Protect Yourself Wear long sleeves, long pants, boots, and gloves. Wash exposed clothing separately in hot water with detergent. Barrier skin creams, such as lotion containing bentoquatum, may offer some protection.
Background Strychnine is a strong poison. Only a small amount is needed to cause serious effects in people. Strychnine poisoning can cause extremely serious negative health effects, including death. Strychnine is a white, odorless, bitter crystalline powder. It can be taken by mouth, breathed in, or mixed in a solution and given intravenously (injected directly into a vein).
Ricin is a natural poison that can harm the body. Signs and symptoms of ricin poisoning depend on whether ricin was breathed in, swallowed, or injected. If you were exposed, get medical care.
The Poison Center and Public Health Collaborations Community of Practice (PCPH CoP) was created to facilitate better collaboration between federal, state, and local public health agencies and poison centers.
Tetrodotoxin is an extremely potent poison (toxin) found mainly in the liver and sex organs (gonads) of some fish, such as puffer fish, globefish, and toadfish (order Tetraodontiformes) and in some amphibian, octopus, and shellfish species.