Different parasites require different courses of treatment. (risiusfamilyvet.com)
However if you're dissatisfied with the information and would like to consider a different course of treatment, you should ask for a referral to an appropriate board - certified veterinary specialist for a second opinion. (petsinomaha.com)
Ulcers due to the increased intraoccular pressure of glaucoma require a different course of treatment. (2ndchance.info)