I've had lyme disease, 40 days antibiotics and 28 days of IV theropy. Not fun, I use 100% deet With good luck now. It depends on how the tick is removed, don't squeese the body,because you can force the bactiera into yourslef. Instead use small pointed tweesers to pull the tick off,ONLY grabbing it as close to your skin as possible, or pick the head out like a splinter with your knife.