how long to heal poison ivy
A poison ivy rash can last anywhere from one week to four weeks depending upon the severity of the condition. In some rare cases medical attention might be necessary. How Long Does Poison Ivy Take to Heal. Poison ivy rash can appear as early as 3 to 4 hours or as late as 7 to 10 days after exposure to the plant. It all depends upon the level of sensitivity of the individual to the plant.