"Do you know what this is? It's a common immune booster called Ivoprovalyn, street value for a dosage this size... 50 platinum... maybe 20 credits."
―Simon Tam[src]

Ivoprovalyn was a common immunobooster that was mentioned by the Serenity's doctor Simon Tam. It had a street value of 20 Credits (50 Platinum) on the black market.

Behind the scenesEdit

The shooting script for the episode "Ariel" gives the spelling "ivoprovalyn."