eSHa gdex is specially developed against skin and gill flukes and tapeworms. One of the many advantages is that the product can be used in combination with other freshwater medicines. The combination of eSHa 2000, EXIT and eSHa gdex gives you an extremely broad range of action. Combine eSHa gdex with HEXAMITA and you have a very effective medicine for Discus and other soft water Cichlids. eSHa gdex can also be used with marine fish in quarantine tanks