It’s listed as OTC here - scroll to the bottom:
https://dailymed.nlm.nih.gov/dailymed/fda/fdaDrugXsl.cfm?setid=8f1bc075-97ac-4154-8768-0d878104c3ba
amazon sells it
https://www.amazon.com/Rugby-Potency-Arthritis-Relieving-Cream/dp/B07BGRPK1S
Thanks! I have severe arthritis in my upper back and a lower back injury from Army days.