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Next Generation Weight Loss Drugs for the Prevention of Cancer?
Chantelle Carbonell1, Mariet Mathew Stephen1, Yibing Ruan1,2
1Department of Oncology, Cumming School of Medicine, University of Calgary, Calgary, AB, Canada.
Abstract:
Background: Western populations are losing the battle over healthy weight management, and excess body weight is a notable cancer risk factor at the population level. There is ongoing interest in pharmacological interventions aimed at promoting weight loss, including GLP-1 receptor agonists (GLP-1RA), which may be a useful tool to stem the rising tide of obesity-related cancers. Purpose: To investigate the potential of next generation weight loss drugs (NGWLD) like GLP-1RA in population-level chemoprevention.Research Design: We used the OncoSim microsimulation tool to estimate the population-level reductions in obesity and the potentially avoidable obesity-related cancers in Canada over the next 25 years.Results: We estimated a total of 71 281 preventable cancers by 2049, with 36 235 and 35 046 cancers prevented for females and males, respectively. Among the 327 254 total projected cancer cases in 2049, 1.3% are estimated to be preventable through intervention with NGWLD.Conclusions: Pharmacologic intervention is not the ideal solution for the obesity-related cancer crisis. However, these agents and subsequent generations provide an additional tool to rapidly reduce body weight and adiposity in populations that have been extremely challenging to reduce weight with standard diet and exercise approaches. Additional research is needed around approaches to prevent initial weight gain and maintain long-term weight loss.
Insights
Next-generation weight loss drugs, like GLP-1 receptor agonists, could prevent over 71,000 cancers in Canada by 2049. While not a perfect solution, these medications offer a new tool for obesity and cancer prevention.
Area of Science:
- Public Health
- Pharmacology
- Oncology
Background:
- Obesity is a significant risk factor for cancer in Western populations.
- Pharmacological interventions, including GLP-1 receptor agonists (GLP-1RA), are being explored for weight management.
- Rising obesity rates correlate with an increasing burden of obesity-related cancers.
Purpose of the Study:
- To assess the potential of next-generation weight loss drugs (NGWLD) for population-level cancer chemoprevention.
- To estimate the impact of NGWLD on obesity and obesity-related cancer rates in Canada.
Main Methods:
- Utilized the OncoSim microsimulation tool for population-level analysis.
- Projected obesity and cancer incidence over a 25-year period (by 2049).
- Modeled the potential impact of NGWLD interventions.
Main Results:
- Estimated 71,281 preventable cancers in Canada by 2049.
- Projected 36,235 and 35,046 cancers preventable in females and males, respectively.
- Approximately 1.3% of all projected cancer cases (327,254) in 2049 could be prevented by NGWLD.
Conclusions:
- Pharmacological intervention is an additional tool, not the sole solution, for the obesity-cancer crisis.
- NGWLD can aid in rapid body weight and adiposity reduction in challenging populations.
- Further research is crucial for preventing initial weight gain and ensuring long-term weight maintenance.
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