Vidalista 20 contains 20 mg of tadalafil, which is a relatively common starting dose. It's often recommended that individuals start with a lower dose and then adjust as needed based on their response and any side effects.

Here are some general guidelines:

Consult a Healthcare Professional: It's essential to consult with a healthcare provider before taking any medication for ED. They can assess your medical history, current medications, and any underlying health conditions to determine the most suitable dose for you.

Starting with a Lower Dose: Many healthcare providers recommend starting with the lowest effective dose. For tadalafil, this might be 10 mg or even 5 mg. Lower doses are less likely to cause side effects and can be adjusted upwards if necessary.

Individual Response: Everyone responds differently to medications. Some people may find that a lower dose like Vidalista 20 is sufficient, while others may require a higher dose. Your healthcare provider can help you make this determination.

Safety and Side Effects: Be aware of potential side effects, such as headache, flushing, indigestion, and back pain, which are common with ED medications. If you experience severe side effects or discomfort, contact your healthcare provider.

Timing: Tadalafil can be taken as needed or on a daily basis, depending on the formulation. Your healthcare provider will guide you on the appropriate timing for your specific situation.