The advantage of oral pseudoephedrine over topical nasal preparations , such as oxymetazoline , is that it does not cause rebound congestion -LRB- rhinitis medicamentosa -RRB- ; however , it is more likely to cause adverse effects including hypertension .

The advantage of oral pseudoephedrine over topical nasal preparations , such as oxymetazoline , is that it does not cause rebound congestion -LRB- rhinitis medicamentosa -RRB- ; however , it is more likely to cause adverse effects including high blood pressure .
