Exclusive: US nicotine pouch fast-track scheme slowed by worries over youth, new users https://www.reuters.com/business/healthcare-pharmaceuticals/worries-over-science-new-addicts-stymie-us-nicotine-pouch-fast-track-scheme-2026-04-01/?taid=69cd8060061e480001087ed3 https://www.reuters.com/business/healthcare-pharmaceuticals/worries-over-science-new-addicts-stymie-us-nicotine-pouch-fast-track-scheme-2026-04-01/?taid=69cd8060061e480001087ed3