Extinction _____. only happens above the species level cannot happen to more than one species at a time has happened to over 99% of species that ever lived on earth happens when a species or population dies out.
Medical use. Nivolumab is used as a first line treatment for inoperable or metastatic melanoma in combination with ipilimumab if the cancer does not have a mutation in BRAF, and as a second-line treatment for inoperable or metastatic melanoma following treatment of ipilimumab and, if the cancer has a BRAF mutation, a BRAF inhibitor.
Ipilimumab costs $120,000 for four treatments, and nivolumab is priced at $12,500 a month, the Wall Street Journal reported. Serious Side Effects. However, the ipilimumab with nivolumab combination comes with serious side effects, such as colitis (swelling of the colon), diarrhea and problems with the endocrine glands (which produce hormones).