Product trial satisfaction guarantee for Sentrx Oculenis™ BioHAnce™ Corneal Repair Gel, Ocunovis™ Procare BioHAnce™ Dry Eye Drops, Sentrx Eye Lube Pro and Episanis™ Skin and Wound Spray: If a Veterinarian feels that Oculenis, Ocunovis Procare, Sentrx Eye Lube Pro, or Episanis have not provided satisfactory results a credit can be requested from the distributor. A credit for the product that was purchased from up to two (2) bottles of each Sentrx product that is listed. This is limited to first time purchases and in lieu of free product samples.  In the event the product that was purchased for trial purposes is not satisfactory please contact Sentrx Animal Care at info@sentrxanimalcare.com to submit your distributor invoice for credit or other proof of purchase. Product must be used within 90 days of the purchase date. The Sentrx Product Trial Satisfaction Guarantee is available to any veterinarian who has purchased these products from an authorized Sentrx Distributor shown below.