Shanxi Securities·2025-08-05 08:07Investment Rating - The report maintains an investment rating of "Leading the Market" for the chemical pharmaceutical industry, indicating an expected price increase exceeding the benchmark index by over 10% [9]. Core Insights - The GLP-1 and Amylin combination therapy has shown significant potential in weight loss for overweight and obese patients, with clinical trials demonstrating superior results compared to existing treatments [3][4]. - The CagriSema combination of GLP-1 RA and Amylin has achieved major clinical endpoints in Phase III trials, with a weight reduction of -22.7% over 68 weeks, outperforming individual components [4]. - The Amycretin dual agonist has also shown promising results in early clinical trials, with weight reductions of -24.3% and -13.1% in different dosing regimens [5]. Summary by Sections Market Performance - The chemical pharmaceutical industry has experienced rapid growth, particularly in the sales of PDE 3/4 inhibitors for COPD maintenance therapy, with ongoing clinical advancements in related conditions [3]. Drug Evaluation - The report highlights the efficacy and safety of BGB-43395 in breast cancer and solid tumor patients, indicating initial positive outcomes [3]. Clinical Trial Results - In the REDEFINE 1 trial, CagriSema demonstrated a weight loss of -22.7% in non-diabetic obese patients, with 34.7% of participants losing ≥25% of their body weight [4]. - In the REDEFINE 2 trial, diabetic obese patients treated with CagriSema achieved a weight loss of -15.7%, with 22.9% losing ≥20% [4]. Preclinical Findings - The combination of BGM0504 and BGM1812 showed superior weight loss effects in diet-induced obesity models, indicating the potential for further development of GLP-1/GIP RA and Amylin combination therapies [6].