Cialis was originally created and is produced by the pharmaceutical company Eli Lilly. Generic tadalafil became available in after the patent protection ended.Nitrates come as tablets, sublingual under the tongue tablets, sprays, patches, pastes, and ointments. D Oct 19, Does generic Cialis work just like the original? Tadalafil is its active ingredient and is available as a generic drug. Take tadalafil at around the same time every day. After taking a single tablet, some of the active ingredient of Cialis remains in your body for more than 2 days.Tadalafil (Cialis) is taken by mouth either as needed before sexual activity or once daily for erectile dysfunction (ED).It’s also taken once daily to treat symptoms from an enlarged prostate (benign prostatic hyperplasia, or BPH).Tadalafil (Cialis) is available both as brand-name and generic tablets. Common side effects of this medication include . Cialis (tadalafil) is a popular medication used to treat erectile dysfunction. It’s available in tablets ranging from mg to 20mg. It can cost more than $ for a month’s supply, depending on the dosage you need and the pharmacy you visit. You can save more than 90% on the average retail price at certain pharmacies by using a GoodRx coupon. Cialis and its generic equivalent tadalafil are very effective in treating men with impotence who have difficulty obtaining and maintaining hard erections. It is also helpful in men who have urinary problems due to an enlarged prostate. Cialis works well for more than 85 percent of men. It is effective for men who have erection problems related.Subsequently, the FDA approved both vardenafil [27] and tadalafil in Without physical action to the penis, such as that occurring during sexual intercourse, tadalafil will not work to cause an erection. Tadalafil belongs to a group of medicines called phosphodiesterase 5 PDE5 inhibitors. There may be rare occurrences of priapism or painful, prolonged erections. How should this medicine be used?