University Hospitals Birmingham Pauses Botox Treatment for Painful Digestive Condition Amid Research Efforts Sunday, March 29, 2026 botox sphincter oddi dysfunction pain treatment nhs research patients digestive University Hospitals Birmingham NHS Foundation Trust (UHB) has temporarily halted the routine use of Botox injections for Sphincter of Oddi Dysfunction (SOD), a rare and extremely painful digestive disorder, citing the need … Read More