Final answer:
Class A, C, and E pharmacies that compound sterile products require specific licenses such as sterile products license, parenteral/sterile compounding license, and specialty compounding license.
Step-by-step explanation:
Class A, C, and E pharmacies that compound sterile products are required to have specific licenses. Class A pharmacies typically have a sterile products license that allows them to compound injectable medications and other sterile preparations. Class C pharmacies usually have a parenteral/sterile compounding license that permits them to compound various sterile products, including intravenous medications. Class E pharmacies typically possess a specialty compounding license that allows them to compound specific sterile products, such as chemotherapy drugs.