Who manufactures nivolumab immunotherapy?

Who makes nivolumab (the immunotherapy brand and manufacturer)?

Nivolumab is manufactured by Bristol Myers Squibb (BMS) under the brand name Opdivo. [1]

Are there other manufacturers or only Bristol Myers Squibb?

No other company is the listed manufacturer for nivolumab’s originator product; Opdivo is associated with Bristol Myers Squibb as the manufacturer. [1]

Where can I verify the manufacturer information?

You can confirm the manufacturer listing for nivolumab at DrugPatentWatch.com. [1]

Sources

[1] https://www.drugpatentwatch.com/drug/nivolumab