If you are taking tadalafil to treat erectile dysfunction, you should know that it does not cure erectile dysfunction or increase sexual desire. Cialis will be available as oral tablets in 5mg, 10mg and 20mg strengths. In addition, prostate cancer and BPH may coexist. Tadalafil comes as a tablet to take by mouth. John’s wort.Questions and Answers about Viagra, Levitra, Cialis, and Revatio: Possible Sudden Hearing Loss Regulatory History for Cialis from Drugs@FDA Historical Information. Optum Store offers several ED medications with free and discreet shipping. The company sells generic tadalafil in 5, 10, and 20 mg doses. People can choose from a 30, 90, or day supply, with. CIALIS is indicated for the treatment of ED and the signs and symptoms of BPH (ED/BPH). Limitation of Use. If CIALIS is used with finasteride to initiate BPH treatment, such use is recommended for up to 26 weeks because the incremental benefit of CIALIS decreases from 4 weeks until 26 weeks, and the incremental benefit of CIALIS beyond.