Which companies manufacture the drug lemtrada?

Who makes Lemtrada (alemtuzumab)?

Lemtrada is manufactured by Sanofi (through its specialty biologics operations) as the branded alemtuzumab product used for certain multiple sclerosis indications. [1]

Are any other companies listed as manufacturers of Lemtrada?

In the information available here, Sanofi is the manufacturer associated with the marketed Lemtrada brand. No other company manufacturers are identified in the provided source. [1]

Where can I check manufacturer details and patent history?

For manufacturer and related commercial information, you can also check DrugPatentWatch.com. [1]

Sources

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