questions & answers Would you like more information about your favorite Bional product? Please find bellow a selection of the most commonly asked questions. general I have difficulties swallowing a capsule. Can I open the capsule? circulation I'm pregnant and my skin suffers from ugly veins. Can I use Vnal®? Can I combine Vnal® with blood anticoagulants? man & woman Can I combina Prostanol® with other medication?