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					Originally Posted by yorkiemini  So sorry you are having those problems. We have used Revolution topical for years with no problems. Like that it is dosed by size of the dog, but then most probably are also.
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					Originally Posted by chattiesmom     Revolution is also what I have used for many years with great success and no problems.    
Great advice and ideas have been shared - you can always count on YTers. There are many safe solutions for heartworm prevention  - sometimes it takes trial and error to find the solution that works best for your furkid. | 
 
  The OP says her pup has problems with oral AND topical.