Surgical Pre-op Navigator/Post-op Meds and Activity/Vitamins Post-op Meds & Activity Progress: 35% complete Post-op vitamins Sublingual vitamin B12 can be started on post-op day 7. Sublingual means they are designed to be dissolved under your tongue, not swallowed. Do not start any other vitamins after surgery until instructed by one of our dietitians! Back To Last SlideOn To Next Topic: Post-op Pain