Propoxyphene Phosphate S RS Isomer is a medication that is commonly prescribed for pain relief. However, it may be helpful to be aware of synonyms for this drug to enhance communication and understanding. Some of the synonyms for Propoxyphene Phosphate S RS Isomer include medication names such as Propoxyphene Phosphate, S RS Propoxyphene, and S RS Isomer. It is essential to consult a healthcare professional before using any medication, including Propoxyphene Phosphate S RS Isomer or its synonyms, to ensure proper usage, dosage, and potential side effects.