Updated On September 23rd, 2025
Pet's info: Dog | Shih Tzu | Female | unspayed | 1 year and 2 months old | 15 lbs
Is is really safe to use frontline to my pregnant shih tzu
1 Answer
Published on April 26th, 2017
Yes, Frontline is considered to be safe for use in pregnant female dogs. The active ingredient (fipronil) has never been shown to cause any birth defects or other problems, and it's poorly absorbed into the body in any case so should not affect the developing pups at all :)
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