Alphagra Superb 160 mg is a medication combining sildenafil citrate and dapoxetine, used for treating erectile dysfunction and premature ejaculation in men aged 18 and above. It should be taken orally, one tablet one to three hours before sexual activity, with precautions against overdose and contraindications related to cardiovascular conditions and interactions with other medications. Common side effects include headache, dizziness, and nausea, and the drug is not indicated for use by women or in those with certain health risks.