We have good news for you: generic Cialis, used to treat erectile dysfunction (ED) and enlarged prostates, just hit pharmacies. Prices for the generic, .Brand-name versions of the drug approved for PAH include Adcirca. If you are taking tadalafil for erectile dysfunction on a regular schedule, take the missed dose as soon as you remember it. In trials investigating Cialis, the majority of participants receiving the drug experienced a significant improvement in ED and maintained an erection. Because they are the same class of medications, they have similar side effects and effectiveness. You should only be treated with one of these products at a time. Cialis vs.AdComplete the Online Consultation with our Doctor. Personalize Your Needs. If Appropriate, Get a Prescription for ED from RexMD®. Free Shipping AvailableFree Shipping · Discreet Packaging · Real Doctors · Personalized PlanServices: Telehealth, Telemedicine, Privacy Policy and more.  · Cialis is a prescription drug used to treat erectile dysfunction and benign prostatic hyperplasia. Learn about its dosages, form, strengths, and more. Cialis (tadalafil) is a brand-name drug that’s prescribed for erectile dysfunction (ED) and benign prostatic hyperplasia (BPH). Cialis comes as an oral tablet that’s typically taken once per.Viagra Choosing the right ED pill can be intimidating. These medicines prevent an enzyme called phosphodiesterase type-5 from working too quickly. Cialis should not be used by patients taking nitrates such as nitroglycerin tablets or patches because the combination of these with Cialis could significantly lower blood pressure and lead to fainting or even death in some men. This, in turn, leads to more nitric oxide in the body. Furthermore, the longer half-life is the basis for tadalafil’s daily therapeutic use in treating pulmonary arterial hypertension. You can take Viagra daily, but because the medication stays in your system for four to six hours, it will not be effective all day.