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  1. Spider bites - Symptoms & causes - Mayo Clinic

    Jul 30, 2021 · Spider bites are usually harmless, and spiders don't usually bite unless threatened. Spider bites can cause redness, pain and swelling, or you might not notice them at all.

  2. Spider bites - Diagnosis & treatment - Mayo Clinic

    Jul 30, 2021 · Learn more about prevention, symptoms, complications and treatment of spider bites, which are usually harmless.

  3. Spider bites: First aid - Mayo Clinic

    Apr 30, 2024 · Overview Most spider bites cause only minor injury. Bites from a few spider species can be dangerous.

  4. Antivenin (latrodectus mactans) (injection route) - Mayo Clinic

    Feb 1, 2025 · Black widow spider antivenin belongs to a group of medicines known as immunizing agents. It is used to treat patients with serious symptoms caused by the bites of the black …

  5. Scorpion sting - Symptoms and causes - Mayo Clinic

    Oct 3, 2023 · Scorpions are arthropods — a relative of insects, spiders and crustaceans. Bark scorpions — the only scorpion species in the U.S. with venom strong enough to cause serious …

  6. Preventing and treating mosquito and tick bites

    Apr 28, 2025 · A bite can produce a bump on the skin that might itch or cause discomfort for a few hours to a few days. But insects like mosquitos and ticks can carry disease, so it’s always a …

  7. Aching & fatigue after insect bite? - Mayo Clinic Connect

    May 8, 2025 · If you MUST do one or more longer, busier days, rest the next day and only do very light tasks. Errands and appointments count as "work" because they take energy.

  8. First aid for snakebites - Mayo Clinic News Network

    Jun 30, 2020 · If a venomous snake bites you, call 911 or your local emergency number immediately, especially if the bitten area changes color, begins to swell or is painful. Many …

  9. Bedbugs - Diagnosis and treatment - Mayo Clinic

    Jan 5, 2024 · Learn more about the symptoms, treatment, prevention of these parasitic insects and their bites.

  10. Snakebites: First aid - Mayo Clinic

    Aug 8, 2024 · Don't tie off the bite area, called using a tourniquet, or apply ice. Don't cut the bite or try to remove the venom. Don't drink caffeine or alcohol. Don't take pain-relieving medicine, …