The present disclosure relates to heterocyclic amide compounds, which are useful for inhibiting the Hedgehog pathway, and their use in treating a disease or medical condition mediated alone or in part by Hedgehog pathway inhibition. Also disclosed are methods for manufacture of these compounds, pharmaceutical compositions including these compounds, and use of these compounds in the manufacture of medicaments for treating such diseases and medical conditions in a subject. Formula (IA) with the provisio that either R2 or R3 is (Z).