After a cat is dewormed, it takes at least 2-3 days before bathing, especially after external deworming, because most external deworming uses drops or is applied to the back of the cat’s neck, which takes a certain amount of time. Diffusion can achieve a better repellent effect. Generally, it can stay stably in the whole body after a week. Therefore, it is recommended to take a bath one week apart after external deworming. And it’s best not to deworm immediately after taking a shower. It’s best to do it about a day apart.