Zhewitra 40 mg (vardenafil 40 mg) in India, it should be treated as a prescription medicine. Current Indian pharmacy listings for Zhewitra identify vardenafil products as prescription-only, and a comparable 40 mg vardenafil listing explicitly states that a doctor's prescription is required. 1 1mg +1 A few important points: A registered medical practitioner should prescribe it after assessing whether vardenafil is appropriate for you. A pharmacy should not legally retail a prescription medicine without the required prescription. CDSCO's Schedule H rules specify prescription requirements for Schedule H medicines. C CDSCO +1 40 mg is unusually high for ED. Standard vardenafil dosing is generally much lower, so you should not take 40 mg simply because a product is sold in that strength. Vardenafil must not be combined with nitrates or with other PDE-5 inhibitors such as sildenafil or tadalafil. If you have a Zhewitra 40 mg package, I can also help you check its ingredients, manufacturer, batch details, and whether the stated 40 mg strength is appropriate.