When Should I Take The Next Dose After The First Dose Of Albendazole Tablet For Pinworms That Are Still Seen?

I have pinworms I found it out in my stool I really don't know how to treat it I ate albentazol one tablet I don't know when to take the other one 400gm even after eating that one tablet I still found pinworm in my stool pls tell me how to get ride of this