Intestinal Wormer Guarantee
Proof of a negative fecal test within the 6 months prior to the pet being started on the prescription heartworm preventive/intestinal wormer product purchased from Doctors Foster and Smith Pharmacy will be required. Proof of continuous use of the product on a monthly basis, with the last dose being taken within 31 days prior to the diagnosis, will be required also. Doctors Foster and Smith will pay for the positive fecal test and the cost of the treatment, up to $100 per dog.*

We hope that our written guarantee provides the peace of mind and reassurance that every pet owner and veterinarian is looking for when purchasing prescription medications from an online source such as Doctors Foster and Smith Pharmacy. We encourage both the pet owner and our professional veterinarian partners to choose an online pharmacy such as Doctors Foster and Smith. We are dedicated to ethical business practices, proper and complete licensure, written guarantees and a true concern for the pet's well-being.

*Doctors Foster and Smith Pharmacy guarantees all of the prescription heartworm preventive/intestinal wormer products they sell. Doctors Foster and Smith reserves the right to withdraw this guarantee at any time if the terms of the guarantee are not met or if there is evidence of fraud.