FDA Unveils Long-Awaited Biosimilar Guidance to Accelerate Approvals and Cut Costs on November 05, 2025 Biopharmaceuticals biosimilar guidance biosimilarity Clinical Research Comparative Efficacy draft guidance Drug Costs four-letter suffix naming convention United States Food and Drug Administration +
Lilly says further head-to-head trial data back Zepbound over Novos Wegovy on May 12, 2025 Comparative Efficacy Obesity semaglutide SURMOUNT-5 Trial tirzepatide Weight Loss +