Gulfstream Daily Brief

Regulatory intelligence and policy · Issue 039

FDA awards rare pediatric disease voucher, MHRA clears two oral treatments

Today’s brief covers an FDA priority review voucher, a US comment opportunity, and two MHRA treatment approvals.

By Scott Morvay, Founder October 26, 2026 Official sources linked

FDA

FDA issues priority review voucher for ISEMBYLD

FDA determined that ISEMBYLD (apitegromab-mstn), approved September 11, 2026 and manufactured by Scholar Rock, meets the criteria for a rare pediatric disease priority review voucher.

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FDA

FDA seeks comment on export certificate information collection

FDA opened a 60 day public comment opportunity concerning its proposed collection of information for export certificates covering FDA regulated products.

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MHRA

MHRA approves deuruxolitinib for severe alopecia areata

MHRA approved deuruxolitinib (Leqselvi) to treat severe alopecia areata in adults and said it will keep the medicine’s safety and effectiveness under close review.

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MHRA

MHRA approves oral treatment for plaque psoriasis

MHRA announced approval of a new oral treatment for moderate to severe plaque psoriasis.

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Why this matters

The voucher notice confirms application of FDA’s rare pediatric disease incentive framework, while the export certificate notice gives regulated companies an opportunity to comment on related information collection. The MHRA announcements add two UK authorization developments for regulatory teams tracking treatment availability and postapproval oversight.

Scott Morvay

Founder, Gulfstream Intelligence

This brief provides general regulatory news and educational information. It is not legal or regulatory advice.