Viagra 50 mg is generally effective for most men with erectile dysfunction, but its effectiveness can vary depending on several factors, including your overall health, age, severity of the condition, underlying medical problems (such as diabetes, high blood pressure, or heart disease), other medications, lifestyle factors like stress or alcohol use, and hormonal or vascular issues. These factors can affect the efficacy of the medication. It is important to consult a doctor to assess your condition and receive a personalised treatment plan.

Viagra 50 mg can be used by some men aged 58 years, but its safety depends on overall health. It may not be suitable if there is a history of heart disease, low blood pressure, or severe liver or kidney problems, or if medicines containing nitrates are being taken. A proper medical evaluation is required to determine whether it is safe and effective, so it is advised to consult a doctor before use.