ABSTRACT Five degradation products (IV) of citalopram hydrobromide (CTL) were formed under different forced degradation conditions. Products I and II were formed under hydrolytic conditions while product III-V were formed under photolytic conditions. Products II and IV were found known impurities as citalopram carboxamide and citalopram N-oxide, respectively. Product I was found to be a new impurity which was characterized as 3- ...