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AstraZeneca’s Baxdrostat Delivers Significant Blood Pressure Reductions in Phase 3 Trial for Resistant Hypertension

Data from the study are being readied for regulatory submission ahead of an August presentation at the European Society of Cardiology Congress.

Overview

  • The BaxHTN Phase 3 trial enrolled patients on two antihypertensive drugs and those with resistant hypertension on three or more therapies, including a diuretic.
  • Both 1 mg and 2 mg doses of baxdrostat achieved statistically significant and clinically meaningful reductions in mean seated systolic blood pressure at 12 weeks versus placebo.
  • All secondary endpoints were met and baxdrostat demonstrated a generally well-tolerated safety profile across study participants.
  • AstraZeneca will share full data with regulatory authorities worldwide and present detailed findings at the ESC Congress in August 2025.
  • Ongoing pivotal trials in patients with primary aldosteronism aim to confirm long-term efficacy and bolster future approval filings.