If you suffer from cold, cough or flu symptoms, try Coricidin HBP products. Topical nasal decongestants such as Afrin (oxymetazoline), Neo-Synephrine (phenylephrine), Privine (naphazoline), and Vicks VapoRub Inhaler (l-desoxyephedrine/levmetamfetamine) can also cause an increase in blood pressure.