A melanocortin 4 and glucagon like peptide 1 receptor multiple agonist for the treatment of diabetes and obesity ScienceDirect An oral melanotic macule is a harmless dark spot found on the lip, most often the lower lip, or inside the mouth, either on the gums, inside the cheek, or on the roof of the mouth. An oral melanotic Oral melanotic macule Stock Image C067 2476 Science Photo Library Melanontan 2 Peptide Dosage Chart TikTok Mucosal melanocytic macules