Ardelyx Reports Preliminary 2025 Revenue and Provides 2026 Strategic Outlook
WALTHAM, Mass., January 08, 2026 - Ardelyx, Inc. (Nasdaq: ARDX) has announced significant milestones in its commercial journey, reporting an approximate revenue of $378 million for the year 2025, attributing much of this growth to its product IBSRELA.
Record Growth Driven by IBSRELA
In 2025, Ardelyx's product IBSRELA generated approximately $274 million in revenue, reflecting a remarkable 73% increase compared to 2024. The company anticipates further revenue growth for IBSRELA, projecting earnings between $410 million and $430 million for 2026, aiming for a milestone of $1 billion by 2029.
Financial Highlights of 2025
- Total Product Revenue: Approximately $378 million, marking an 18% year-over-year growth.
- IBSRELA Revenue: Finished 2025 with about $274 million, with $87 million generated in Q4 alone.
- XPHOZAH Revenue: Contributed $104 million in total revenue, with $28 million from Q4.
- Cash Position: As of December 31, 2025, Ardelyx had approximately $265 million in cash and investments, supporting ongoing investments in its commercial products and pipeline development.
Strategic Outlook for 2026 and Beyond
Ardelyx enters 2026 with a robust strategic plan. The company is poised to continue its growth trajectory, with a focus on developing innovative therapies for chronic conditions. Financial guidance indicates that IBSRELA's revenue will likely surpass $410 million in the coming year, while XPHOZAH is projected to yield between $110 million and $120 million.
Pipeline Developments and Corporate Updates
In addition to its financial achievements, Ardelyx has initiated a Phase 3 clinical trial for IBSRELA aimed at treating chronic idiopathic constipation, expected to be completed by the second half of 2027. Furthermore, the company has received a Notice of Allowance for a patent that will extend its intellectual property protection for both IBSRELA and XPHOZAH.
Quotes from Leadership
Mike Raab, President and CEO of Ardelyx, expressed, “2025 was a remarkable year characterized by outstanding commercial execution and performance. We have first-in-class medicines in areas of unmet need and a strong development pipeline that positions us for long-term growth.”
About Ardelyx
Founded with a goal to meet significant unmet medical needs, Ardelyx has developed and commercialized two products in the U.S.: IBSRELA® (tenapanor) and XPHOZAH® (tenapanor). The company continues to innovate through its pipeline, including the next-generation NHE3 inhibitor RDX10531.