One of the most popular erectile dysfunction medications is Vidalista, which contains the active ingredient Tadalafil. This drug is a highly effective erection aid, and it has become a popular weekender in France. Men should consult with their general physician if they are experiencing erection problems, and it is advisable to take a tablet only once a day. The use of oral ED medications can cause serious side effects, including heart complications. While Vidalista 10 and are safe to use, they do have a number of side effects. These side effects include headache, facial flushing, upset stomach, and back and joint aches. If you take these medications, consult a physician immediately if you develop any of these symptoms.