Allegiance medical supplies is a part of Cardinal health. Allegiance has several different kinds of products, including tracheostomy and urology supplies. But the most popular Allegiance products are its respiratory therapy line. Allegiance manufacturers high-quality oxygen tubing that can fit many CPAP, VPAP and other oxygen therapy supplies. Allegiance's catheter supplies are also popular, in particular the leg bags and Foley catheters. For quality products by other manufacturers, take a look at our respiratory therapy and urinary supplies. Allegiance