All entries for: Sionna Therapeutics, Inc.

March 2, 2026

Sionna Therapeutics, Inc.

Neutral Outlook

Waltham, Massachusetts, US
1-50 employees

On May 12, 2025, President Trump signed an executive order directing the Secretary of HHS to set and communicate most-favored-nation (“MFN”) price targets to manufacturers and propose a rulemaking plan to impose MFN pricing if “significant progress” is not made, and also directing the federal government to support regulatory paths to allow direct-to-patient sales for companies that meet these targets. The executive order further states that the Administration will take additional action (for example, examining whether marketing approvals should be modified or rescinded or considering individual drug importation waiver authorities) should manufacturers fail to offer American consumers the MFN lowest price.

November 5, 2025

Sionna Therapeutics, Inc.

Neutral Outlook

Waltham, Massachusetts, US
1-50 employees

As an example, the Inflation Reduction Act of 2022 (“IRA”) includes a number of changes intended to address rising prescription drug prices in Medicare Parts B and D. These changes, which have varying implementation dates, include caps on Medicare Part D out-of-pocket costs for beneficiaries, Medicare Part B and Part D drug price inflation rebates, a new Medicare Part D manufacturer discount drug program (replacing the ACA Medicare Part D coverage gap discount program) and a drug price negotiation program for certain high spend Medicare Part B and D drugs (with the first and second set of negotiated prices going into effect January 1, 2026 and 2027, respectively).

Disease Area: Chronic Disease
Drug Type: Small Molecule
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