Tadasoft 40  is typically taken orally in tablet form, and the recommended dosage is usually taken about 30 minutes to an hour before anticipated sexual activity. It's important to follow the dosing instructions provided by a healthcare provider. Like other PDE5 inhibitors, Tadasoft comes with potential risks and precautions. It's important to consult with a healthcare provider before using Tadasoft, especially if you have underlying medical conditions or are taking other medications. Tadalafil may interact with certain medications and medical conditions, such as nitrates and heart conditions.