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					Originally Posted by LvMyYorki  Laura- I would watch him!  He's only 6.5 weeks? I thought they werent supposed to take those meds like Sentinel until they were 12 weeks or over 2 lbs? | 
 
  
My vet said the same thing.  He wouldn't put Linus on heartworm or flea meds until he was 16 weeks, but he's only 2.8 lbs.  I would make sure to give more nutrical, and if he doesn't stop shaking soon I would call the emergency vet.  They go down so fast that I just wouldn't take any chances!