Robuta

https://pubmed.ncbi.nlm.nih.gov/14712395/
In 1993, interferon beta-1b (IFN beta-1b, Betaferon/Betaseron) was the first interferon approved in the USA for relapsing-remitting multiple sclerosis (RRMS)....
interferon betalessonsyearsbetaferonbetaseron