Duratia 90 mg (dapoxetine 90 mg) reporting dizziness by who exactly (i.e. very specific demographics), but I can explain what is known and who tends to report dizziness with dapoxetine more generally: What Clinical Data Says About Dizziness with Dapoxetine Clinical Trials / Safety Profile In phase‑3 clinical trials of dapoxetine, dizziness (or vertigo) was a commonly reported adverse effect. According to a safety summary, “very common” adverse reactions   include dizziness. NICE Trials also noted risk of orthostatic hypotension (drop in blood pressure on standing), which can cause dizziness or lightheadedness. MIMS Reported Rates Duratia 90 mg to a product safety summary, dizziness was reported in ~5.8% of subjects at lower doses. NAFDAC Greenbook +2 RxReasoner +2 The “Advanced Treatment for Premature Ejaculation” site for Duratia also mentions dizziness in about 5.8% of users. AntiFungalsOnline In overdose or misuse scenarios, more severe dizziness (or syncope) is also mentioned. AntiFungalsOnline Regulatory / Precautions According to RxReasoner, patients should be warned not to drive or operate heavy machinery because dizziness, disturbance in attention, or syncope may occur.