There are many synonyms for the phrase "ground to pharmaceutical companies", depending on the context in which it is being used. Some possible options might include "supplied to drug manufacturers", "furnished to pharmaceutical firms", "provided to medication producers", or "delivered to pharmaceutical companies". Each of these phrases conveys a slightly different emphasis or tone, and may be appropriate in different situations. Overall, though, they all relate to the process of providing raw materials or ingredients to companies that produce medications for use in the healthcare industry.