Get our free Lepirudin coupon and be eligible to receive a discount. You can reduce your Lepirudin cost by up to 75% with our free Lepirudin discount card. Bring it to a participating pharmacy near you to save on your prescription medication.Lepirudin keeps the platelets in your blood from coagulating (clotting) to prevent unwanted blood clots that can occur with certain heart or blood vessel conditions. Lepirudin is used to treat or prevent blood clots. Lepirudin may also be used for purposes other than those listed in this medication guide.