v3.26.1
Interests in associates (Details) - CHF (SFr)
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Apr. 02, 2024
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
General information            
Beginning of the period       SFr 7,087,142    
Share of net loss of Neurosterix's Group       (4,012,443) SFr (2,177,157)  
Share of other comprehensive gain / (loss) of Neurosterix's Group       773,097 (164,101)  
End of period SFr 3,847,796 SFr 7,087,142   3,847,796 7,087,142  
Current assets 1,680,124 3,541,363   1,680,124 3,541,363  
Non-current assets 4,684,148 7,136,940   4,684,148 7,136,940  
Current liabilities 1,198,964 802,093   1,198,964 802,093  
Non-current liabilities SFr 398,616 SFr 198,939   398,616 198,939  
Net loss for the period       (6,728,246) 7,055,787 SFr (10,556,227) [1]
Other comprehensive gain / (loss)       558,006 (412,853) (508,167)
Total comprehensive loss       (6,170,240) 6,642,934 SFr (11,064,394)
Neurosterix US Holdings LLC            
General information            
Percentage of equity interest received     20.00%      
Equity interest held 20.00% 20.00%        
Neurosterix Group            
General information            
Beginning of the period       7,087,142    
Fair value of Neurosterix US Holdings LLC equity interest         9,428,400  
Share of net loss of Neurosterix's Group       (4,012,443) (2,177,157)  
Share of other comprehensive gain / (loss) of Neurosterix's Group       773,097 (164,101)  
End of period SFr 3,847,796 SFr 7,087,142   3,847,796 7,087,142  
Current assets 24,419,137 19,488,067   24,419,137 19,488,067  
Non-current assets 15,240,097 15,054,727   15,240,097 15,054,727  
Current liabilities 2,491,407 2,332,589   2,491,407 2,332,589  
Non-current liabilities 618,416 709,052   618,416 709,052  
Net assets 36,549,411 31,501,153   36,549,411 31,501,153  
Group share of net assets 7,309,882 6,300,231   7,309,882 6,300,231  
Difference between carrying amount of equity-accounted investment and share of net assets SFr 3,500,000 SFr 800,000   3,500,000 800,000  
Income       105,460 298,379  
Net loss for the period       (20,037,010) (10,885,785)  
Other comprehensive gain / (loss)       3,865,477 (820,507)  
Total comprehensive loss       SFr (16,171,533) SFr (11,706,292)  
[1] The comparative information has been re-presented due to discontinued operations that have been reclassed to the financial line called “Net profit or loss from discontinued operations” (note 23). In the other sections of these consolidated financial statements an asterisk will indicate where comparative information has been re-presented