An Abnormally Slow Heart Rate Is Associated With Xylazine-Fentanyl Overdose; Primarily Seen in Northeastern United States January 14, 2026 sud-innovations ONLY AVAILABLE IN PAID PLANS. Originally reported by newswise. Read more Source: https://www.newswise.com/articles/an-abnormally-slow-heart-rate-is-associated-with-xylazine-fentanyl-overdose-primarily-seen-in-northeastern-united-states/?sc=rsla