 [ Symptoms ] is it possible for strep throat to develop while you have whooping cough  i had a very persistent dry cough for almost a month i though i was starting to feel just slightly better when my throat swelled up and white patches appeared on my tonsils it took about 3 hours to develop completely it is extremely painful the cough is also still apparent i will go hours without coughing and all of a sudden have a coughing fit where it is hard to catch my breath [ Disease ] whooping cough pertussis can be laboratory proven by an lab test and so can strep it is possible to develop both since they are two different organisms i trust that you are under the care of a good medical provider who has properly tested you examined you and have you under appropriate treatment these are not things you should self diagnose or treat at home