Both deliver the same medication, but the device and preparation are different. Zepbound vials require drawing the medication with a syringe. Zepbound pens come pre filled and are designed for easier Steven Bartlett's Video on X Amazon.com: Hydroxycut Hardcore Elite Energy & Metabolism Support for Men & Women 270 mg Caffeine Anhydrous & 200 mg Green Coffee Extract Rapid Release Capsules 100 Count : Health & Household Sit with me while I do my very first Zepbound injection! I am starting with the 2.5mg. I did it in my right thigh because I've read that the tummy feels better Ozempic Is Now Fighting America's Addiction Crisis A Massive VA Study Covering 600,000 Veterans Is Rewriting What We Know About Substance Abuse Weight Loss Injections Glow Aesthetics Fat Reduction & Body Sculpting