It's important to note that Filitra should be taken as prescribed by a healthcare professional. The usual recommended starting dose is 10 mg, taken orally as needed, about 25 to 60 minutes before sexual activity. Depending on the individual's response and tolerability, the dose may be adjusted up to a maximum of 40 mg per day. It's essential to avoid exceeding the recommended dosage and to follow all instructions provided by the prescribing healthcare provider for optimal safety and efficacy.