Rhinitis — Pregnancy

It typically emerges in the second or third trimester .

is a common condition characterized by persistent nasal congestion and a runny nose during pregnancy, affecting approximately 20% to 30% of pregnant women . It is not caused by allergies, viruses, or bacteria; rather, it is a non-infectious, transient condition that typically begins in the second or third trimester and resolves shortly after delivery. Key Characteristics Pregnancy Rhinitis: Pathophysiological Mechanisms ... - PMC