 [ Symptoms ] what is the swine flu h1n1 virus [ Disease ] you will not spread poison oak to anyone the skin lesions are not contagious assuming they are not secondarily infected the hot tub will not spread poison oak either but it is possible to contaminate a poorly sanitized and improperly brominated hot tub with bacteria direct contact with your boyfriend could spread a secondary infection but you cannot catch poison oak from someone else this is a common misconception