Camurus has unveiled significant findings from its Phase 2b POSITANO study, highlighting the effectiveness of CAM2029 in managing polycystic liver disease (PLD). The study demonstrated that patients receiving CAM2029 experienced notable reductions in liver and cyst volumes compared to those on a placebo, offering a potential breakthrough for a condition lacking approved treatments.
Effective Volume Reduction Observed
The POSITANO trial, conducted over 12 months, enrolled 71 participants with symptomatic PLD. These individuals were randomly assigned to receive either one of two dosing regimens of CAM2029 or a placebo. The primary endpoint focused on measuring the height-adjusted liver volume (htTLV), revealing a 4.3% reduction in the CAM2029 groups versus placebo. Additionally, total liver cyst volume decreased by 8.7%, underscoring the drug’s efficacy.
Safety Profile and Future Developments
CAM2029 not only proved effective but also maintained a favorable safety profile. Common side effects included mild to moderate gastrointestinal disturbances and injection site reactions, with no new safety concerns emerging. Encouraged by these results, Camurus plans to discuss the design of a Phase 3 study with regulatory bodies in the US and Europe, aiming to further validate CAM2029’s benefits.
- CAM2029 achieved a statistically significant reduction in liver and cyst volumes.
- Participants reported improvements in PLD-related symptoms, enhancing quality of life.
- The treatment was well-tolerated, aligning with known profiles of similar therapies.
Looking ahead, the continuation of patient treatment in the POSITANO study’s open extension phase will provide additional long-term data on CAM2029’s efficacy and safety. This extended observation period is crucial for understanding the drug’s sustained impact on PLD management.
POLICY IMPLICATIONS AND PATIENT OUTLOOK
The successful outcomes of the POSITANO study address a critical unmet medical need for PLD patients, particularly women who are predominantly affected by the disease. With CAM2029 granted Orphan Drug Designation by both the FDA and the European Commission, the pathway to regulatory approval appears promising, potentially offering a new therapeutic option for thousands of individuals suffering from PLD.
Advancements in treatments like CAM2029 could significantly improve the lives of PLD patients by not only reducing liver and cyst volumes but also by alleviating the severe symptoms that hinder daily activities. As Camurus proceeds to the next phase of clinical trials, stakeholders remain optimistic about the potential of CAM2029 to become a cornerstone in PLD therapy, ultimately filling a substantial gap in current medical offerings.

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