I found a small oval poll with 58 on one side and tv on other side what is it?

TV 58

Pill imprint TV 58 has been identified as Tramadol hydrochloride 50 mg.

Tramadol is used in the treatment of pain; back pain; anxiety; syringomyelia; rheumatoid arthritis (and more), and belongs to the drug class miscellaneous analgesics. Risk cannot be ruled out during pregnancy.

Tramadol 50 mg is not subject to the Controlled Substances Act.

you could view the pill on: https://www.drugs.com/imprints/tv-58-17280.html

Take care, best wishes!