Relief Therapeutics keeps referring to the drug as RLF-100. If they liked ZyeSami they would have used it in the following recent PR headline. The proof is in the pudding.
Relief and AdVita Announce Initiation of Phase 2 Trial with Inhaled RLF-100 for the Prevention of COVID-19-related Acute Respiratory Distress Syndrome
For drugs that make it all the way through development, testing, and regulatory acceptance, the pharmaceutical company then gives the drug a trade name, which is a standard term in the pharmaceutical industry for a brand name or trademark name. ~ WIKI