The general prescription can be easily purchased over the counter. However, sometimes, the doctor may give a prescription that requires the mixing of different types of ingredients. For example, a kid needs a liquid version of a pill medication. Or, the patient is unable to tolerate the drug due to some chemical components like a preservative. In this situation, you’ll need to go to a licensed compounding pharmacist to have the medication prepared. The following are 6 things to look for when selecting a compounding pharmacy.