Eli Lilly's New Drug Shows Significant Weight Loss in Women
Written by Emily J. Thompson, Senior Investment Analyst
Updated: 1 hour ago
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Source: seekingalpha
- Clinical Trial Results: Eli Lilly's experimental obesity drug Foundayo demonstrated significant weight loss in over 1,500 women across ATTAIN-1 and ATTAIN-2 studies, with reductions of up to 14.4% regardless of menopausal status.
- Notable Weight Loss: In the ATTAIN-1 trial, women receiving the highest dose lost an average of 12.7 kg, with 80%-83% achieving at least 5% weight loss, indicating potential improvements in heart disease and diabetes risk factors.
- Waist Circumference Reduction: The treatment also led to waist circumference reductions of up to 4.9 inches (12.45 cm), a critical measure linked to cardiovascular disease and metabolic disorders, underscoring its clinical significance.
- Market Potential Expansion: These findings could help Eli Lilly expand its obesity drug market, particularly among women, a demographic often overlooked, thereby enhancing physician adoption and future regulatory filing prospects.
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Analyst Views on LLY
Wall Street analysts forecast LLY stock price to rise
20 Analyst Rating
18 Buy
2 Hold
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Strong Buy
Current: 1125.270
Low
950.00
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1192
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Current: 1125.270
Low
950.00
Averages
1192
High
1500
About LLY
Eli Lilly and Company is a medicine company, which discovers, develops, manufactures, and market products in a single business segment called human pharmaceutical products. The Company manufacture and distribute its products through facilities in the United States, including Puerto Rico, and in Europe and Asia. The Company’s products are sold in approximately 90 countries. Its Cardiometabolic Health products Basaglar; Humalog, Humalog Mix 75/25, Humalog U-100, Humalog U-200, Humalog Mix 50/50, insulin lispro, and others; Humulin, Humulin 70/30, and others; Jardiance; Mounjaro; Trulicity; Zepbound, and others. Its oncology products include Cyramza, Erbitux, Tyvyt, Verzenio, Retevmo, Jaypirca, and others. Its immunology products include Ebglyss, Olumiant, Omvoh, and Taltz. Its neuroscience products include Emgality and Kisunla. Its LillyDirect, a direct-to-patient digital health care platform, provides delivery of select Lilly medicines dispensed by third-party pharmacies to patients.
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.
- Clinical Trial Results: In the ATTAIN-1 and ATTAIN-2 trials, women taking Foundayo achieved significant weight loss of up to 30.4 lbs (14.4%) over 72 weeks across all stages of menopause, demonstrating the drug's efficacy in weight management.
- Diabetic Patient Outcomes: Even among women with type 2 diabetes, those in ATTAIN-2 experienced significant weight loss, with reductions up to 27.8 lbs (13.6%), indicating Foundayo's effectiveness across varying health conditions.
- Waist Circumference Reduction: Participants in both trials saw meaningful reductions in waist circumference, with decreases of up to 4.9 inches (12.5 cm) in ATTAIN-1 and 4.3 inches (11.0 cm) in ATTAIN-2, correlating with reduced abdominal fat and cardiometabolic risk.
- Market Potential: These findings underscore Foundayo's significance in weight management for women, particularly during the often-overlooked menopausal phase, potentially providing Lilly with robust support for further expansion in the obesity treatment market.
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- Significant Weight Loss: In the TRIUMPH-1 trial, participants receiving 12 mg of retatrutide lost an average of 70.3 lbs (28.3%) over 80 weeks, with 65.3% achieving a BMI below 30, indicating the drug's potential to transform obesity treatment and market dynamics.
- Improvement in Related Conditions: Retatrutide not only facilitated weight loss but also reduced knee osteoarthritis pain by 4.3 points (73.1%) and the severity of moderate-to-severe obstructive sleep apnea by 36.1 events/hour (60.6%), demonstrating its efficacy across multiple obesity-related conditions.
- Diabetes Management Breakthrough: In the TRANSCEND-T2D-1 trial, retatrutide achieved A1C reductions of up to 2.0% and an average weight loss of 36.6 lbs (16.8%) at 40 weeks, highlighting its significant role in diabetes management and potential market impact.
- Cardiovascular Risk Reduction: In TRIUMPH-1, retatrutide significantly lowered triglycerides by 41%, non-HDL cholesterol by 24.2%, and systolic blood pressure by 12.3 mmHg, suggesting its potential to improve cardiovascular health and broaden market opportunities for the company.
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- Clinical Trial Results: Eli Lilly's experimental obesity drug Foundayo demonstrated significant weight loss in over 1,500 women across ATTAIN-1 and ATTAIN-2 studies, with reductions of up to 14.4% regardless of menopausal status.
- Notable Weight Loss: In the ATTAIN-1 trial, women receiving the highest dose lost an average of 12.7 kg, with 80%-83% achieving at least 5% weight loss, indicating potential improvements in heart disease and diabetes risk factors.
- Waist Circumference Reduction: The treatment also led to waist circumference reductions of up to 4.9 inches (12.45 cm), a critical measure linked to cardiovascular disease and metabolic disorders, underscoring its clinical significance.
- Market Potential Expansion: These findings could help Eli Lilly expand its obesity drug market, particularly among women, a demographic often overlooked, thereby enhancing physician adoption and future regulatory filing prospects.
See More
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- Clinical Trial Results: Post-hoc analyses from the ATTAIN-1 and ATTAIN-2 trials involving over 1,500 female participants reveal that those taking the highest dose of Foundayo achieved significant weight loss at all stages of menopause, with perimenopausal women losing up to 30.4 lbs (14.4%) and postmenopausal women losing 28.2 lbs (14.1%), highlighting the drug's effectiveness in weight management.
- Impact on Diabetic Patients: In the ATTAIN-2 study, women with type 2 diabetes also experienced significant weight loss across all menopause stages while taking Foundayo, demonstrating the drug's unique advantages in addressing weight loss challenges for this specific population, potentially offering new treatment options.
- Waist Circumference Reduction: Participants in both studies noted meaningful reductions in waist circumference, an important measure linked to decreased abdominal fat and lower cardiometabolic risk, further underscoring Foundayo's potential in improving women's metabolic health.
- FDA Approval and Multiple Indications: Foundayo (orforglipron) is FDA-approved for adults with obesity or weight-related medical issues, and in addition to chronic weight management, it is being studied for potential treatment of type 2 diabetes, obstructive sleep apnea, and other conditions, showcasing its broad clinical application prospects.
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