Hi, I have secondary Pulmonary Arterial Hypertension to Congenital Heart Disease, treatment I am currently on is Revatio (Sildenafil) 40mg, Digoxin 0.0125mg, Warfarin 5mg, Lasix 40mg, Slow-K, Puricos (Allopurinol) & Xanor 0.25mg (Xanax - Alprazolam) daily. I recently have been suffering with severe allergies due to dairy products & sinusitis and was wondering if it would be okay for me take Allergex to relieve some of the symptoms I have as a result