Abnormal movement in US stocks | Pharmaceutical stocks generally fall, Merck (MRK.US) drops more than 3%

According to the Smart Finance and Economics APP, on Tuesday, pharmaceutical stocks were generally down, with Merck (MRK.US) falling by over 3%, GlaxoSmithKline (GSK.US) falling by nearly 3%, and AstraZeneca (AZN.US) falling by over 1%. On the news front, Bryan Garnier, a pan-European investment bank analyst, stated in a report that while it is still uncertain whether President Trump's proposed drug "most favored nation" pricing policy will receive enough political support in Congress, it remains a significant burden for the pharmaceutical industry.