Men with erectile dysfunction, or impotence, can be treated with the prescription drug vidalista 60 mg . It functions by boosting penile blood flow. This aids in the erection and maintenance of men. It is a member of the class of drugs known as inhibitors of phosphodiesterase type 5 (PDE 5). You can take vidalista with or without food. It must be taken exactly as prescribed by your physician. The recommended amount of time to wait before having sex is one hour.