What is the primary treatment recommended for poison ivy exposure?

The primary treatment recommended for poison ivy exposure is to wash the affected area with mild soap and water as soon as possible after exposure. This helps remove the urushiol oil that causes the rash, reducing the likelihood and severity of the allergic reaction. Using alcohol can help to dissolve the oil before washing, but it should not be the only action taken. Mild soap and water effectively cleanse the skin and prevent further irritation.

While vinegar, talcum powder, and ointments are sometimes mentioned in home remedies, they are not standard treatments. Vinegar can upset the skin and does not effectively remove the urushiol oil. Talcum powder may provide temporary relief from itching but does not aid in treating the root cause of the rash. Keeping the area moist with ointments is generally discouraged, as moisture can lead to prolonging the rash and may worsen irritation. Therefore, washing the area promptly with soap and water remains the best initial response to poison ivy exposure.