Manufacturer advises avoid with concurrent use of potent inhibitors of CYP3A4 except in patients verified to be extensive CYP2D6 metabolisers where manufacturer recommends max. Find Us On. It increases the time it takes to ejaculate and can improve the control over the ejaculation. If you have ever had an allergic reaction to a medicine. The economic costs of dapoxetine should be assessed individually in all the countries where it is approved, since the relative costs to the health care provider differ according to local health care structure, currency, and costs of alternative therapy. This is so your doctor can check on your progress.View dapoxetine information, including dose, uses, side-effects, renal impairment, contra-indications and drug action.  · Medscape UK – Indication-specific dosage for Dapoxetine oral, precautions and warnings, side effects, pregnancy and lactation, contraindications and full drug monograph. Ans: This medication is used to treat male sexual dysfunction such as premature ejaculation. Ques: What are the side effects of Dapoxetine? Ans: Nausea, Vomiting, Dizziness, Erectile dysfunction, Fatigue, Headache, Increased sweating, Indigestion, Restlessness, Tremor and Drowsiness are common side effects of this drug.