I have had at least two sinus infections every year since I moved to high pollen DC area over 50 years ago, except for the last three. I have taken invermectin as a profelactic for the last three. If I catch a cold or flu, it lasts 1 day and zero sinus infections.
I have had at least two sinus infections every year since I moved to high pollen DC area over 50 years ago, except for the last three. I have taken invermectin as a profelactic for the last three. If I catch a cold or flu, it lasts 1 day and zero sinus infections.