FDA Approves Vanda's Bysanti for Bipolar Disorder and Schizophrenia
Written by Emily J. Thompson, Senior Investment Analyst
Updated: 1 hour ago
0mins
Should l Buy VNDA?
Source: seekingalpha
- FDA Approval: Vanda Pharmaceuticals' Bysanti (milsaperidone) has received FDA approval for the treatment of bipolar I disorder and schizophrenia, marking a significant advancement for the company in the mental health sector and expected to enhance its market share.
- Stock Surge: Vanda's shares rose approximately 44% in after-hours trading on Friday, reflecting a positive market reaction to the drug's approval, which may attract more investor interest in the company's future growth potential.
- Bioequivalence Established: Studies have shown that milsaperidone is bioequivalent to iloperidone, which was approved in 2009, providing strong support for Bysanti's clinical application and enhancing its competitive position in the treatment market.
- Future Treatment Potential: Bysanti is also in phase 3 trials as an adjunctive treatment for major depressive disorder, and if successful, it will further expand its indications and strengthen the company's strategic position in the psychiatric drug market.
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Analyst Views on VNDA
Wall Street analysts forecast VNDA stock price to rise
4 Analyst Rating
3 Buy
1 Hold
0 Sell
Strong Buy
Current: 6.100
Low
7.50
Averages
13.63
High
22.00
Current: 6.100
Low
7.50
Averages
13.63
High
22.00
About VNDA
Vanda Pharmaceuticals Inc. is a global biopharmaceutical company focused on the development and commercialization of therapies to address unmet medical needs and improve the lives of patients. The Company’s commercial portfolio consist of three products: Fanapt for the acute treatment of manic or mixed episodes associated with bipolar I disorder and the treatment of schizophrenia, HETLIOZ for the treatment of Non-24-Hour Sleep-Wake Disorder (Non-24) and for the treatment of nighttime sleep disturbances in Smith-Magenis syndrome (SMS) and PONVORY for the treatment of relapsing forms of multiple sclerosis (RMS), including clinically isolated syndrome, relapsing-remitting disease and active secondary progressive disease. In addition, it has a number of drugs and/or additional indications for current products in development, including Bysanti, Tradipitant, Imsidolimab, VTR-297, VQW-765, and others. Bysanti is the active metabolite of Fanapt.
About the author

Emily J. Thompson
Emily J. Thompson, a Chartered Financial Analyst (CFA) with 12 years in investment research, graduated with honors from the Wharton School. Specializing in industrial and technology stocks, she provides in-depth analysis for Intellectia’s earnings and market brief reports.
- FDA Approval: Vanda Pharmaceuticals' Bysanti (milsaperidone) has received FDA approval for the treatment of bipolar I disorder and schizophrenia, marking a significant advancement for the company in the mental health sector and expected to enhance its market share.
- Stock Surge: Vanda's shares rose approximately 44% in after-hours trading on Friday, reflecting a positive market reaction to the drug's approval, which may attract more investor interest in the company's future growth potential.
- Bioequivalence Established: Studies have shown that milsaperidone is bioequivalent to iloperidone, which was approved in 2009, providing strong support for Bysanti's clinical application and enhancing its competitive position in the treatment market.
- Future Treatment Potential: Bysanti is also in phase 3 trials as an adjunctive treatment for major depressive disorder, and if successful, it will further expand its indications and strengthen the company's strategic position in the psychiatric drug market.
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- FDA Approval: Vanda Pharmaceuticals announced that its new drug BYSANTI has received FDA approval for treating adult Bipolar I manic episodes and schizophrenia symptoms, marking the company's second FDA win in less than two months, showcasing its enhanced R&D capabilities.
- Patent Protection Advantage: Classified as a 'New Chemical Entity', BYSANTI's patent extends to 2044, meaning Vanda will not face generic competition for nearly two decades, providing a long-term revenue moat for the company.
- Stock Surge: Following the FDA approval announcement, Vanda's stock surged 44% in after-hours trading, reflecting investor optimism about the drug's market prospects and strong expectations for potential revenue.
- Broad Market Outlook: BYSANTI is currently being tested as a treatment for major depressive disorder, with results expected by the end of 2026, which could significantly expand its market size and future revenues, further enhancing the company's growth potential.
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- FDA Approval: Vanda Pharmaceuticals' BYSANTI has received FDA approval as a first-line therapy for the acute treatment of manic or mixed episodes associated with bipolar I disorder and for schizophrenia in adults, marking a significant breakthrough in mental health treatment.
- Market Potential: Expected to be commercially available in Q3 this year, BYSANTI, as a new chemical entity, will be protected by regulatory data exclusivity and U.S. patents, with the last patent expiring in 2044, thus ensuring long-term innovation and patient benefits for the company.
- Recent Drug Approvals: This marks Vanda's second new drug approval in less than two months, following the December 2025 approval of NEREUS for preventing motion-induced vomiting, showcasing the company's ongoing progress in drug development.
- Ongoing Clinical Trials: A phase 3 trial is currently underway to evaluate BYSANTI as a once-daily adjunctive treatment for major depressive disorder, with results expected this year, which could further enhance its competitive position in the market.
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- FDA Approval: Vanda Pharmaceuticals' Bysanti drug has received FDA approval for the acute treatment of manic or mixed episodes associated with bipolar I disorder and for treating schizophrenia in adults, marking a significant expansion in the company's mental health portfolio.
- Market Launch Timeline: The drug is expected to be available in the market by the third quarter of 2026, providing the company ample time for market preparation, which is crucial for establishing a foothold in the competitive mental health pharmaceuticals sector.
- Recent Drug Approvals: This marks the second drug approval for Vanda in a few months, following the approval of its Nereus drug in December, demonstrating the company's ongoing progress in research and development and bolstering market confidence.
- Stock Price Reaction: Following the FDA approval announcement, Vanda's shares rose 2% in after-hours trading, reflecting investor optimism regarding the new drug's prospects, which may drive future investments and market performance.
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- New Drug Approval: Vanda Pharmaceuticals announced that its new chemical entity BYSANTI™ (milsaperidone) has received FDA approval as a first-line therapy for acute episodes of bipolar I disorder and schizophrenia in adults, marking a significant advancement in the field of mental health.
- Clinical Advantage: BYSANTI™ demonstrated bioequivalence to iloperidone in clinical studies, leveraging over 100,000 patient-years of real-world experience to ensure its efficacy and safety, which is expected to significantly enhance treatment options for patients.
- Market Outlook: BYSANTI™ is anticipated to be commercially available in Q3 2026, with its marketing exclusivity protected by regulatory data exclusivity and U.S. patents, the latest expiring in 2044, providing a robust foundation for long-term innovation.
- Follow-up Research: BYSANTI™ is currently undergoing a clinical study as an adjunctive treatment for treatment-resistant major depressive disorder, expected to complete by the end of this year, further showcasing Vanda's ongoing innovation in the mental health space.
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- New Drug Approval: Vanda Pharmaceuticals announced that its BYSANTI™ (milsaperidone) has received FDA approval as a first-line therapy for acute episodes of bipolar I disorder and schizophrenia in adults, marking a significant advancement in the field of mental health.
- Clinical Advantages: BYSANTI™ demonstrated bioequivalence to iloperidone in clinical studies, leveraging over 100,000 patient-years of real-world experience to ensure its efficacy and safety, which is expected to enhance treatment options for patients.
- Market Outlook: BYSANTI™ is anticipated to be commercially available in Q3 2026, and with patent protection expiring in 2044, Vanda is positioned to establish a long-term competitive advantage in the mental health market.
- Innovative Development: The unique receptor binding profile of BYSANTI™ makes it suitable for further investigation in other psychiatric conditions, and Vanda plans to explore its use as an adjunctive treatment for treatment-resistant major depressive disorder, showcasing the company's accelerated innovation in drug development.
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