Reproxalap for the Potential Treatment of Dry Eye Disease: Regulatory Update CONFERENCE CALL September 29, 2026 Nasdaq: ALDX

Aldeyra Therapeutics, Inc. (ALDX) filed an SEC Form 8-K — Other Events. Reproxalap for the Potential Treatment of Dry Eye Disease: Regulatory Update CONFERENCE CALL September 29, 2026 Nasdaq: ALDX © Aldeyra Therapeutics, Inc. 2026 Exhibit 99.1 Disclaimers and Forward-Looking Statements This presentation contains forward-looking statements within the

Event · Clinical / regulatory
Product
reproxalap
Milestone
complete response letter
Indication
dry eye disease

Facts are quoted from the filing text and checked against it.

Original reporting
Published Sep 29, 2026, 11:01 AM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Sep 29, 2026, 11:05 AM UTC. Informational, not investment advice.
How this was made
AlphAI summarizes source reporting and applies a structured AI analysis for relevance, timing, sentiment and ticker impact. Always verify material claims with the original publisher.
AlphAI market briefRegulation
Primary signal
$ALDX
Neutral
medium confidence
Mentioned
$ALDX
Relevance
7/10
AlphAI data visualization · based on SEC EDGAR 8-K
Decision brief

The 30-second read

$ALDXNeutralLow
01

Why it matters

The filing signals ongoing regulatory challenges that may keep the stock under pressure until the FDA issues a decision.

02

Market read

Regulatory outcome will be a key driver for ALDX price; investors should monitor FDA timelines.

03

What to watch

Potential partnership or licensing deals for reproxalap that could offset regulatory risk.

Relevance 7/10Novelty 7/10Timing: today

Background

Aldeyra Therapeutics filed an 8‑K announcing a Formal Dispute Resolution Request to the FDA after receiving multiple Complete Response Letters for its dry eye drug reproxalap.

Company-level read

Ticker impact

$ALDXNeutralMedium confidence
Context

ALDX disclosed it will submit a Formal Dispute Resolution Request to the FDA regarding reproxalap for dry eye disease.

Expected impact

likely pressure as the market prices in the regulatory outcome uncertainty

Evidence & confidence

The filing reveals a pending FDA dispute with no timeline, which may weigh on the stock until a decision is made.

Market effects

May affect other ophthalmology biotech peers as FDA scrutiny intensifies.

Limited to US biotech sector; no broader regional effect.

Minimal global impact beyond investors tracking FDA regulatory outcomes.

Counterpoint

If the FDA ultimately approves reproxalap, the stock could rally sharply despite current uncertainty.

Key entities

  • Aldeyra Therapeutics, Inc.

    Biopharma developing reproxalap for dry eye disease.

Related articles

$ALDXMed

Aldeyra Therapeutics, Inc. announced that the Company has formally requested that the Division of Ophthalmology of the U.S. Food and Drug Administration…

Aldeyra Therapeutics, Inc. (ALDX) filed an SEC Form 8-K — Other Events. Item 8.01. Other Events. On November 9, 2026, Aldeyra Therapeutics, Inc. (“Aldeyra” or the “Company”) announced that the Company has formally requested that the Division of Ophthalmology (the “DO”) of the U.S. Food and Drug Administration (the “FDA”) submit a review jurisdiction

$ALDXHighAI 8/10

EyeWorld Weekly, October 2, 2026

Rayner's RayOne Galaxy IOLs received FDA approval. Aldeyra plans to appeal FDA's rejection of reproxalap for dry eye disease. Sydnexis' SYD-101 for myopia will be reviewed at an FDA Advisory Committee meeting. Kodiak Sciences reported positive Phase 3 trial results for Zenkuda and KSI-501 in wet AMD. 4D Molecular Therapeutics began a Phase 3 trial for DME treatment with 4D-150. A study found a 16.1% increase in corneal transplants over 10 years, but supply-demand gap remains severe.

$ALDXHighAI 8/10

Aldeyra Therapeutics Stock Surges as It Files an FDA Dispute Resolution - Aldeyra Therapeutics (NASDAQ:AL

Aldeyra Therapeutics (ALDX) shares rose 13.79% after the company announced plans to submit a formal dispute resolution request to the FDA regarding its reproxalap program for dry eye disease. The FDA previously issued a Complete Response Letter citing insufficient evidence of efficacy. The move is seen as company-specific rather than sector-wide.

$AZNHigh

AstraZeneca (AZN) Wins FDA Approval for IMFINZI Bladder Cancer Regimen

AstraZeneca (AZN) received FDA approval for its IMFINZI plus enfortumab vedotin-ejfv regimen for certain bladder cancer patients. The treatment showed a 49% reduction in event-free survival risk and a 42% reduction in death risk in the VOLGA trial. This marks the third bladder cancer indication for IMFINZI in two years, according to AstraZeneca.