Leucovorin Monopotassium Salt S isomer, also known as folinic acid, is a crucial compound used in various medical treatments. However, it is worth exploring alternative synonyms to make it easier for individuals to identify and comprehend its purpose. Some interchangeable terms for Leucovorin Monopotassium Salt S isomer include calcium folinate, citrovorum factor, and 5-formyltetrahydrofolate. These synonyms highlight the compound's role in providing essential folic acid derivatives necessary for DNA synthesis and cell growth. Using different names for Leucovorin Monopotassium Salt S isomer allows medical practitioners and patients to communicate effectively when discussing treatments, enhancing understanding and accuracy.