Mississippi Wins Summary Judgment In AstraZeneca’s Challenge To 340B Drug Law

( August 26, 2026, 3:16 PM EDT) -- GULFPORT, Miss. — Noting that he is “bound by” a “prior decision that the presumption against preemption applies” to Mississippi’s Defending Affordable Prescription Drug Costs Act, a federal judge in Mississippi rejected AstraZeneca Pharmaceuticals LP’s claims that the law, which regulates the distribution of drugs purchased through the federal 340B program, is preempted by federal law, granting summary judgment to the state and dismissing the drugmaker’s complaint with prejudice....