On some GeoEx trips, altitude is a factor and will require physician verification forms and Ripcord/Redpoint physician approval. GeoEx’s medical advisors at Ripcord/Redpoint also recommend that you consult with your personal physician to discuss risks and symptoms of acute mountain sickness (AMS), and recommendations for prophylactic medications, such as acetazolamide (Diamox). Before going to meet with your doctor, it’s a good idea to review the following information from the Centers for Disease Control and Prevention (CDC).