Tadalafil has been extensively studied for ED. This allows the smooth muscles in the penis to relax and fill with blood. Follow-up support: Make sure you can get the help you need if questions or concerns arise after ordering. These are commonly prescribed for an enlarged prostate or male pattern baldness. These include a heart attack, stroke or a serious heart rhythm disorder in the past six months.Medications Prescribed: Viagra, Cialis, Cialis Daily, Levitra, tadalafil, sildenafil, vardenafil. Generic offered: Yes. Why We Chose It. The simple combination of Rex MD’s online platform, its helpful customer service, and the abundance of ED treatment options make it a one-stop shop for all your sexual health needs. Tadalafil, the generic version of Cialis is available for about $9 for 30 tablets of the 5 mg strength. Does cialis have a generic? expand_more. Yes, Cialis is available as a generic medication called tadalafil. Generic medications are just as effective as the brand. Tadalafil 10 mg is available for about $10 for 10 tablets with GoodRx. The normal dosage of Cialis for occasional use in treating ED is 10 mg taken before sexual activity. If you have side effects with the mg dose, your doctor may prescribe a 5-mg dose. If the