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Upcoming FDA decision · April 22, 2027

IDVYNSO PDUFA date: FDA decision expected April 22, 2027

175 days to goMERCK (MRK) →

The FDA is expected to decide on IDVYNSO from MERCK in HIV-1 infection in certain virologically suppressed adults by the PDUFA target action date of April 22, 2027. For HIV-1 infection in certain virologically suppressed adults. sNDA filing. Extracted from SEC filing: EXHIBIT 99.1

A PDUFA date is the FDA's target deadline to complete its review of a drug application — approval, a complete response letter (CRL), or an extension are all possible. What is a PDUFA date? This page is research information, not financial advice.

Source: sec.gov · Data checked October 29, 2026. How we check dates. Confirm dates against the company's or the FDA's announcement before acting.

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April 22
Target action date
NDA
Stage
Verified
Date confidence
—
FDA designations

Questions about this FDA decision

When is the PDUFA date for IDVYNSO?
The FDA's PDUFA target action date for IDVYNSO is April 22, 2027. The FDA can act before that date, and the review can be extended.
What is IDVYNSO being reviewed for?
The application under FDA review covers HIV-1 infection in certain virologically suppressed adults.
Which company is developing IDVYNSO?
MERCK (MRK).
What can happen on a PDUFA date?
The FDA approves the application, issues a complete response letter (CRL) listing what must be fixed before approval, or extends the review (typically by three months after a major amendment).