PANTHERx Selected by Rhythm Pharmaceuticals as Exclusive Pharmacy Partner for IMCIVREE
PANTHERx Rare Pharmacy announced that it was selected by Rhythm Pharmaceuticals as the exclusive U.S. Pharmacy distribution partner for the expanded indication of IMCIVREE for adults and children 4 years of age and older living with acquired hypothalamic obesity. "This new indication for IMCIVREE marks an important scientific milestone for individuals and families affected by acquired hypothalamic obesity, a highly complex disease with historically limited therapeutic options," said Bansi Nagji, CEO of PANTHERx Rare. "We're honored to deepen our collaboration with Rhythm Pharmaceuticals, and to help patients receive the personalized, high-touch clinical support necessary to navigate treatment." PANTHERx has been the exclusive pharmacy distribution partner for IMCIVREE for chronic weight management in adult and pediatric patients 2 years of age and older with obesity due to Bardet-Biedl Syndrome and proopiomelanocortin, proprotein convertase subtilisin/kexin type 1, or leptin receptor deficiency confirmed by genetic testing since 2020.
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- Exclusive Partnership: PANTHERx Rare Pharmacy has been selected by Rhythm Pharmaceuticals as the exclusive U.S. pharmacy distribution partner for IMCIVREE®, focusing on acquired hypothalamic obesity treatment, marking a significant expansion in the rare disease sector.
- Personalized Patient Support: PANTHERx will leverage its industry-leading RxARECARE® model to provide therapy-specific clinical expertise to patients, caregivers, and prescribers, making complex rare disease therapies more accessible through individualized case management and comprehensive financial and insurance navigation.
- Historic Milestone: The new indication for IMCIVREE offers crucial treatment options for patients with acquired hypothalamic obesity, with CEO Bansi Nagji highlighting its significance as a scientific milestone for affected individuals and families, demonstrating the company's commitment to high-touch clinical support.
- Industry Leadership: Since 2020, PANTHERx has served as the exclusive pharmacy partner for IMCIVREE in chronic weight management, further solidifying its position as the largest independent rare pharmacy in the U.S., showcasing its expertise and innovation in the rare disease field.
- Exclusive Partnership: PANTHERx Rare Pharmacy has been selected by Rhythm Pharmaceuticals as the exclusive U.S. pharmacy distribution partner for IMCIVREE, focusing on acquired hypothalamic obesity, which marks a significant expansion in the company's rare disease portfolio and is expected to enhance its market share and brand influence.
- Personalized Patient Support: PANTHERx will leverage its industry-leading RxARECARE® model to provide personalized clinical support and education to patients, caregivers, and prescribers, aiming to simplify the complex treatment processes associated with rare diseases and improve patient adherence and satisfaction.
- Historic Milestone: The new indication for IMCIVREE offers crucial treatment options for patients with acquired hypothalamic obesity, with CEO Bansi Nagji highlighting that this advancement brings hope to affected individuals and families, further solidifying the company's leadership in rare disease therapies.
- Industry Recognition: Since 2020, PANTHERx has been the exclusive pharmacy partner for IMCIVREE, focusing on obesity related to conditions like Bardet-Biedl Syndrome, and the company's successful track record and expertise will provide robust support for the promotion of this new indication.
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- FDA Approval Expansion: Rhythm Pharmaceuticals' lead asset, setmelanotide, has received FDA approval for use in patients with acquired hypothalamic obesity, a rare obesity disorder, allowing treatment for patients aged 4 and older, marking a significant advancement in the rare disease space.
- Clinical Trial Success: The Phase 3 TRANSCEND trial demonstrated that patients with acquired hypothalamic obesity achieved an average 15.8% reduction in body mass index (BMI), compared to a 2.6% increase in the placebo group, highlighting the product's efficacy and laying a solid foundation for market launch.
- Market Exclusivity: Imcivree is now the first and only FDA-approved therapy for acquired hypothalamic obesity, expected to be rapidly available to the targeted patient population, further solidifying Rhythm's leadership position in the rare obesity market.
- Financial Outlook: Rhythm anticipates non-GAAP operating expenses of $385 million to $415 million in 2026, as preparations for the launch of acquired hypothalamic obesity accelerate, presenting significant market opportunities and financial growth potential for the company.
- FDA Approval: Rhythm Pharmaceuticals announced that IMCIVREE has received FDA approval, becoming the first and only therapy cleared for the treatment of acquired hypothalamic obesity, marking a significant breakthrough in this rare and severe condition.
- Clinical Trial Results: In the global Phase 3 TRANSCEND trial involving 142 patients, IMCIVREE achieved a placebo-adjusted BMI reduction of -18.4%, with treated patients showing a -15.8% mean BMI decrease compared to a +2.6% increase in the placebo group, demonstrating significant efficacy.
- Market Potential: With approximately 10,000 people in the U.S. living with acquired hypothalamic obesity, IMCIVREE is now available to U.S. patients, expected to meet the urgent needs of this specific population and drive revenue growth for the company.
- Revenue Growth: IMCIVREE generated $57.3 million in global net product revenue in Q4 2025, a 12% increase from $51.1 million in Q3, and a significant rise from $41.8 million in Q4 2024, indicating improved market acceptance.










