We have good news for you: generic Cialis, used to treat erectile dysfunction (ED)and enlarged prostates, just hit pharmacies. Prices for the generic, .Children—Use is not recommended. When administered in combination with aspirin, tadalafil 20 mg did not prolong bleeding time, relative to aspirin alone. The dose of CIALIS for use as needed should be limited to 10 mg no more than once every 72 hours in patients taking potent inhibitors of CYP3A4 such as ritonavir, ketoconazole, and itraconazole [see Drug Interactions 7. You could get dizzy, faint or have a heart attack or stroke. FDA encourages anyone aware of a serious side effect, including consumers or patients, to make a MedWatch report. To provide you with the most relevant and helpful information, and understand which information is beneficial, we may combine your email and site usage information with other information we have about you. The following information includes only the average doses of this medicine.But usually you’ll have to wait 45 to 60 minutes before it reaches maximum effect. Then it keeps working for up to 8 hours. Typical dose: The typical starting dose is one 50 mg tablet. If you’re getting side effects, it can be cut down to 25 mg. If it’s not fully working, it can be increased to mg. Cialis (tadalafil). The recommended starting dose of CIALIS for use as needed in most patients is 10 mg, taken prior to anticipated sexual activity. The dose may be increased to 20 mg or decreased to 5 mg, based on individual efficacy and tolerability. The maximum recommended dosing frequency is once per day in most patients. Tadalafil is in a class of drugs called phosphodiesterase-5 (PDE5) inhibitors and is available in a generic form often called generic Cialis. Tadalafil has been on the .Tadalafil requires a prescription. Different brands may not work the same way. Patients with known hereditary degenerative retinal disorders, including retinitis pigmentosa, were not included in the clinical trials, and use in these patients is not recommended. You may take this medicine with or without food. For treatment of erectile dysfunction daily use : Adults—2.