Aurobindo Pharma Receives USFDA Approval for Glycerol Phenylbutyrate Drug
Aurobindo Pharma has secured USFDA approval for Glycerol Phenylbutyrate Oral Liquid 1.1 grams per ml, a nitrogen-binding agent for treating urea cycle disorders. The product targets a US$ 50.2 million market opportunity and will be launched immediately from the company's Unit-III facility. This approval brings Aurobindo Pharma's total ANDA approvals to 579, strengthening its US market presence in specialized therapeutic areas.

*this image is generated using AI for illustrative purposes only.
Aurobindo Pharma has received final approval from the United States Food and Drug Administration (USFDA) to manufacture and market Glycerol Phenylbutyrate Oral Liquid, 1.1 grams per ml. The approved product is bioequivalent and therapeutically equivalent to the reference listed drug Ravicti Oral Liquid of Horizon Therapeutics U.S. Holding LLC.
Market Opportunity and Product Details
The newly approved Glycerol Phenylbutyrate Oral Liquid represents a significant commercial opportunity in the US pharmaceutical market. The product targets a substantial market segment with specific therapeutic applications.
| Parameter: | Details |
|---|---|
| Product: | Glycerol Phenylbutyrate Oral Liquid |
| Concentration: | 1.1 grams per ml |
| Estimated US Market: | US$ 50.2 million |
| Market Period: | Twelve months ending February 2026 |
| Data Source: | IQVIA MAT |
Therapeutic Application and Manufacturing
Glycerol Phenylbutyrate Oral Liquid is indicated for use as a nitrogen-binding agent for chronic management of patients with urea cycle disorders (UCDs) who cannot be managed by dietary protein restriction and amino acid supplementation alone. This specialized therapeutic application addresses a critical medical need in the treatment of rare metabolic disorders.
The company will manufacture the approved product at its Unit-III facility and plans an immediate launch in the US market. This rapid market entry strategy demonstrates Aurobindo Pharma's manufacturing readiness and regulatory compliance capabilities.
Regulatory Portfolio Expansion
With this latest approval, Aurobindo Pharma now holds a total of 579 ANDA approvals from the USFDA, comprising 556 final approvals and 23 tentative approvals. This milestone reinforces the company's strong regulatory track record and ability to navigate complex approval processes.
| ANDA Portfolio: | Count |
|---|---|
| Total ANDA Approvals: | 579 |
| Final Approvals: | 556 |
| Tentative Approvals: | 23 |
Strategic Significance
This USFDA approval strengthens Aurobindo Pharma's presence in the US pharmaceutical market and expands its product portfolio in specialized therapeutic areas. The approval demonstrates the company's continued focus on developing niche pharmaceutical products that address specific medical conditions and represent meaningful commercial opportunities in the global healthcare market.
Historical Stock Returns for Aurobindo Pharma
| 1 Day | 5 Days | 1 Month | 6 Months | 1 Year | 5 Years |
|---|---|---|---|---|---|
| +2.12% | +6.08% | +10.05% | +29.14% | +18.32% | +43.09% |
How will Aurobindo Pharma's pricing strategy for this orphan drug compare to Horizon Therapeutics' Ravicti, and what market share can they realistically capture?
What other rare disease treatments is Aurobindo Pharma developing to build a specialized portfolio beyond urea cycle disorders?
Will this approval trigger additional competition in the UCD treatment market, potentially affecting the projected $50.2 million market size?


































