The main difference between regular Viagra and Viagra Connect is that the over-the-counter version is only available in the 50mg dosage. This dual benefit of tadalafil makes it a popular choice among older men who may be experiencing both ED and BPH symptoms. It is potentially dangerous to take more than one tablet in a hour period. You can take this medicine with or without food 30 minutes before sex, depending on the dose. These include discussing potential risks and benefits with your healthcare provider, informing them of any medical conditions or medications you are currently taking, and understanding the proper dosing and administration instructions. It works by relaxing the blood vessels in the lungs, allowing for improved blood flow and oxygenation.As we mentioned in the introduction, the major difference between Viagra and Viagra Connect is that Viagra Connect is only available as a 50mg tablet. Viagra, on . Sildenafil (Viagra). This medicine works best when you take it on an empty stomach an hour before sex. The body takes longer to absorb it after a high-fat meal or . Q&A Drug Images What is Viagra? If you have erectile dysfunction (ED), your doctor may recommend that you take Viagra. It’s a prescription drug that’s used in .