Petco Text Logo
Petco Pet Logo

When will my pet's lost hair regrow after successful flea treatment?

Updated On September 23rd, 2025

Pet's info: Dog | Labrador Retriever | Female | 2 months and 30 days old

After cleaning fleas in how many day days the lost hair come back

1 Answer

Most Helpful Answer

Image profile

Answered By Dr. Massimo Orioles, DVM, Cert AVP, MRCVS

Veterinarian

Published on April 27th, 2017

It can take anything between 2 weeks and a month time, depending on the severity of the hair loss and the amount of skin inflammation. Please do not hesitate to contact us again on the forum or by requesting a consultation if you have any more questions or to discuss it any further.

Vote icon

1Pet Parents found this answer helpful

image
Have A Vet Question?

Book an appointment with the pros – our expert vets are here to help.

Sponsored