Core Viewpoint - Vanda Pharmaceuticals has announced the FDA's acceptance of the Biologics License Application for imsidolimab, targeting Generalized Pustular Psoriasis, with a decision expected by December 12, 2026 [1] Company Overview - Vanda Pharmaceuticals is focused on developing innovative therapies to meet high unmet medical needs, particularly in rare orphan diseases [1] - The company has a growing portfolio in anti-inflammatory treatments and rare orphan disorders [1] Product Details - Imsidolimab is a fully humanized IgG4 monoclonal antibody that inhibits IL-36 receptor signaling, aimed at treating Generalized Pustular Psoriasis (GPP) [1] - The drug has shown promising results in clinical studies, with 53% of patients achieving clear or almost clear skin at Week 4 compared to 13% on placebo [1] - Imsidolimab has a favorable safety profile, with a low incidence of anti-drug antibodies, which may provide an advantage over existing treatments [1] Market Potential - GPP is a rare and life-threatening disorder, with prevalence estimates ranging from approximately 2 to 124 cases per million worldwide [1] - If approved, imsidolimab will be Vanda's third new drug product approved in the past 12 months, following NEREUS™ and BYSANTI™ [1] Regulatory Milestone - The acceptance of the BLA filing for imsidolimab is celebrated during Rare Disease Week, highlighting the importance of innovation and access to treatments for rare diseases [1]

Core Insights - Vanda Pharmaceuticals reported a strong financial performance for the full year 2025, with total revenues increasing by 9% to $216.1 million compared to 2024, driven primarily by a 24% increase in net product sales of Fanapt® [1][2] - The company is awaiting FDA approval for Bysanti™ (milsaperidone) for bipolar I disorder and schizophrenia, with a target action date of February 21, 2026, which could expand its psychiatry franchise [1][2] - The FDA approved NEREUS™ (tradipitant) for the prevention of motion-induced vomiting, marking a significant milestone as the first new oral therapy for this condition in over 40 years [1][2] Financial Highlights - For Q4 2025, Vanda reported a net loss of $141.2 million, compared to a net loss of $4.9 million in Q4 2024, with a diluted net loss per share of $2.39 [2][4] - The provision for income taxes in Q4 2025 was $103.2 million, influenced by a non-cash charge of $113.7 million against deferred tax assets [1][2] - Full year 2025 net loss was $220.5 million, compared to $18.9 million in 2024, with a diluted net loss per share of $3.74 [2][4] Operational Highlights - Fanapt® saw a 24% increase in net product sales for the full year 2025, totaling $117.3 million, supported by a 28% rise in total prescriptions [1][2] - The company launched a direct-to-consumer campaign in 2025, enhancing brand awareness for Fanapt® and PONVORY® [1][2] - Vanda is preparing for the commercial launch of NEREUS™ and plans to initiate a Phase III program for its use in preventing vomiting from GLP-1 analogs in the first half of 2026 [1][2] Regulatory & Clinical Development - Vanda received a decision letter from the FDA regarding the sNDA for HETLIOZ® for jet lag disorder, indicating it cannot be approved in its current form [2] - Ongoing clinical studies include a Phase III study of the long-acting injectable formulation of iloperidone for schizophrenia and a Phase III study of VQW-765 for social anxiety disorder [2] - The company submitted a BLA for imsidolimab for generalized pustular psoriasis in Q4 2025 [2] 2026 Financial Guidance - Vanda expects total revenues for 2026 to be between $230 million and $260 million, with Fanapt® net product sales projected to be between $150 million and $170 million [2]

Core Viewpoint - Vanda Pharmaceuticals has received FDA approval for NEREUS™ (tradipitant), marking the first new pharmacologic treatment for motion sickness in over 40 years, which is a significant advancement in managing this condition that affects a large portion of the population [1][2] Company Overview - Vanda Pharmaceuticals is a global biopharmaceutical company focused on developing innovative therapies to address unmet medical needs and improve patient lives [9] - The company is advancing tradipitant for additional indications, including gastroparesis and nausea/vomiting induced by GLP-1 receptor agonists [6][10] Product Details - NEREUS™ is an oral neurokinin-1 (NK-1) receptor antagonist approved for the prevention of vomiting induced by motion in adults [11] - The drug's mechanism of action involves potent and selective antagonism of NK-1 receptors, addressing the sensory conflict that triggers nausea and vomiting [5] Clinical Evidence - The efficacy of NEREUS™ is supported by data from three pivotal clinical trials, showing significant reductions in vomiting incidence: - In Motion Syros (n=365), vomiting incidence was 18.3–19.5% with NEREUS™ compared to 44.3% with placebo (p<0.0001) - In Motion Serifos (n=316), vomiting rates were 10.4–18.3% with NEREUS™ versus 37.7% with placebo (p=0.0014), indicating risk reductions of over 50–70% [3] Market Context - Motion sickness affects approximately 25–30% of adults in the U.S., equating to roughly 65–78 million people, with up to one-third of individuals globally being highly susceptible [5] - A significant segment of the population experiences severe symptoms that can greatly impact quality of life, with tens of millions seeking pharmacologic treatment annually [5] Future Prospects - Vanda anticipates launching NEREUS™ in the coming months and is committed to expanding its therapeutic potential across indications driven by substance P-mediated pathways [7]