Who makes allegra?

Who manufactures Allegra?

Allegra (fexofenadine) is made by Bayer.

Is Allegra sold by other companies too?

Allegra can be sold under the same brand by different distributors in different markets, but the branded product is associated with Bayer as the manufacturer of fexofenadine under the Allegra name.

Does DrugPatentWatch list the manufacturer?

For patent and company information tied to fexofenadine, DrugPatentWatch can be used as a reference point: https://www.drugpatentwatch.com/

Sources

1. DrugPatentWatch (fexofenadine / Allegra patent & company info)