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metronidazole

can some one give me the doseage of metronidazole for a 50 pound dog,,,my friend lost her instructions...

its for Giardia..

thanks

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Kathy Chester Newman and Jessa's picture

My directions say...

1 500mg tablet once per day.  However, we can give Oliver 1 every twelve hours since he gets bloody colotis.  I don't know if ghiardia requires more than once a day. 

dosage

250 mg every 12 hours.