If you leave a bee stinger in, it can cause serious consequences if it is not removed promptly. This is because the stinger releases venom, and the longer it is left in the skin, the more venom will be released, leading to exaggerated pain, swelling, and other symptoms. Therefore, it is important to remove the stinger as quickly and carefully as possible. You can remove it by scraping the skin with a fingernail, a piece of gauze, a credit card, or a blunt butter knife. Do not squeeze the area and avoid using tweezers as these can release more venom into the skin. After removing the stinger, you can clean the area with soap and water and apply a cold compress to reduce swelling and pain. Over-the-counter pain medication like acetaminophen or ibuprofen can also help relieve the pain. However, if you notice any signs of an allergic reaction, or if you or someone you know has been stung multiple times, particularly if he or she is a child, seek medical attention immediately.