Evidence reviews The optimal warfarin dose for patients beginning therapy. Warfarin is commonly prescribed to prevent blot clots in patients with medical conditions such as atrial fibrillation, heart valve replacement or previous blood clots. After having heart surgery I'm on the blood thinning medication, warfarin. I want a tattoo, but my tattooist said he would no longer do any work on me. I can't give you a clear answer on this. Obviously the risks with tattoo clinics/parlours can be infections if things are not 100 percent clean, and also some people may have allergic reactions. Helpful, trusted answers from doctors: Dr. Smith on tattoos while on blood thinners: Although anticoagulants are supposed to treat blood clots by allowing the body to resolve them, and are supposed to prevent further clot formation from occuring; this can occur albeit rarely. I got a small tattoo on the back of my neck while on Warfarin in July 2011. It did not bleed much at all. I checked my INR that morning and it was 2.2, a little on the low side so I felt it was safe to do. If my INR was over 3.0 then I would have not done it. I’m supposed to be between 2.0-3.0. Objective: To provide a review of the primary literature regarding recommendations for management of chronic warfarin therapy during tattoo placement. Data Sources: PubMed and IDIS were searched (up to May 2013) using the search terms vitamin K antagonists, warfarin, anticoagulation, tattoo, tattoo placement, cutaneous procedure, and cutaneous. Actually, the tattoo of my barbed wire was done prior to my heart surgery and I was just looking to have one barb colored in red to honor my grandmother but. Still Salvia has not been extensively studied in western science, but warfarin is presently being studied, above, and Salvia has reportedly been used quite effectively for treating fibrosis in China. A quick video by Dr George Forgan-Smith from Elite Tattoo Aftercare on the question of can you get a tatto when taking warfarin or blood thinners. No. I would not recommend that you get a tattoo while on Coumadin because you will bleed much more than what you normally would but to be sure run the question past the Dr who takes care of writing your coumadin scripts and does your INRs.