4 ms·A curious question, is nasal congestion has any correlation with high blood pressure?by rd07 2y agoA curious question, is nasal congestion has any correlation with high blood pressure?XajniN 2y agoI wouldn’t know. Sildenafil lowers the blood pressure, so I would expect the negative correlation.slim 2y agoI think it's vascular dilatation, it creates an effect similar to an inflammation : inflated, red, tissue