MARDEL ORNASCALE 5 GM & 34ORNASCALE 5 GM. Ornascale ointment is used for avian Scaly face and leg disease. The disease affects the non-feathered parts resulting in a scaly, crusty, or scabby appearance around the beak , cere(nasal area), eyelids, and legs. This condition causes extreme stress on the bird and can affect the birds& 39s ability to eat. In some cases, there may be abnormal beak growth resulting in severe beak deformities