(2) Check for possible drug interactions. You should check the
prescription(s) for possible interactions that could harm the patient or interfere with the
effectiveness of the prescribed medication(s). When possible interactions are noted,
the prescriber and/or the patient should be informed when deemed necessary.
(3) Check for incompatibilities. You should check the prescription(s) for
common physical, chemical, and therapeutic incompatibilities. The prescriber should be
notified when an incompatibility is recognized or suspected.
d. Compound the Prescription (When Required).
(1) Determine the required ingredients. This refers to both active and
(2) Calculate the amount of ingredient required. Calculations must be 100%
accurate and should be checked for accuracy by a second source.
(3) Gather the ingredients. Handle all materials safely and in a sanitary and
orderly manner. Ensure that you constantly know which ingredient is which. Do not
cross-contaminate the ingredients. Visually examine each ingredient for damage or
(4) Weigh/measure the ingredients. Carefully weight or measure each
required ingredient using your knowledge of the pharmaceutical balance and volume
(5) Combine/Mix ingredients to prepare the product. Use your knowledge of
pharmaceutical compounding to prepare the product. Seek assistance from human
and/or non-human reference sources if you need it.
(6) Package the finished product. Package the product in the most compact
container possible. Package the product in a container that will not affect the integrity of
the product (that is, place the product in an amber bottle if the product is light-sensitive).
(7) Return unused ingredients to stock. Ensure that the unused ingredients
have not been contaminated. Furthermore, ensure that the bottles have been placed in
their proper places.
(8) Clean and store the equipment. Clean the equipment as recommended
by the manufacturer. Store the equipment to protect it for future use.