Using sildenafil and an α1 blocker (normally prescribed for hypertension or for urologic problems, for instance benign prostatic hypertrophy) simultaneously may well lead to minimal blood pressure level, but this influence won't come about If they're taken no less than 4 hours apart.[29] Viagra has long been researched in males* https://andrerfsgs.wikirecognition.com/1182835/about_kjøpe_viagra_i_norge