 [ Symptoms ] how long does it take medication to enter your blood stream how does it take a oxycodone 30 to enter your blood stream [ Disease ] contact allergy could do it dryer softener sheets with perfume is high on my list followed by enzymatic detergents and bath soaps it could even be that feminine spray even if you have used it in the past products often change ingredients without changing the brand name a yeast infection is quite common in this area so if the itch is limited to the clitoral area use a topical antifungal perhaps mixed halfhalf with 1 hydrocortisone cream