Vega 100  tablets should be taken one hour prior to eating. This is the best time for you to start working. By taking this tablet at the right time, in the right environment and with proper stimulation, you can achieve a natural erection. There are 100 mg tablets available. Depending upon your own personal preference, you may cut back the dosage of the medication if it is too much for you. Be sure you consult a physician if you wish to increase the dosage. You can die if your dosage is increased. If, however, you're suffering from Pulmonary Arterial Hypertension, you will need to speak with your physician before increasing or reducing the dose.