Get exclusive pricing for all Costco members, whether you’re insured or not. Save on thousands of prescriptions – get instant savings on prescriptions for family and pets. Save on medical devices and preventative and lifestyle medications.Subsequently, the FDA approved both vardenafil [27] and tadalafil in Also tell your doctor if you or any of your family members have or have ever had an eye disease such as retinitis pigmentosa an inherited eye condition that causes loss of vision or if you have ever had sudden severe vision loss, especially if you were told that the vision loss was caused by a blockage of blood flow to the nerves that help you see. Tadalafil comes as a tablet to take by mouth. What alternatives can I use for erectile dysfunction? Prolonged erections can be dangerous. Furthermore, the longer half-life is the basis for tadalafil’s daily therapeutic use in treating pulmonary arterial hypertension.Both treatment options are available in doses of 5, 10, and 20 mg. The costs are: Cialis: A prescription of 30 Cialis pills costs $ Tadalafil: 30 tadalafil pills are available for $ Delivery is available to commercial addresses in select metropolitan areas. Order items for Same-Day Delivery to your business or home, powered by Instacart. Eyeglasses – New! Costco Wholesale Corporation. Shop for electronics, computers, furniture, outdoor living, appliances, jewelry and more. Tadalafil is a medicine used to treat erectile dysfunction (ED, also called impotence) and problems with urination caused by an enlarged prostate (benign prostatic hypertrophy or BPH). It is sometimes known by its generic name tadalafil, and sometimes known by its trade name, Cialis. There are also other brands of this medicine available.If you become pregnant while taking tadalafil, call your doctor. Tadalafil is in a class of medications called phosphodiesterase PDE inhibitors. Tell your doctor if any of these symptoms are severe or do not go away: headache. If you are taking tadalafil for erectile dysfunction on a regular schedule, take the missed dose as soon as you remember it. It can also interact with many medicines, particularly nitrates used in some types of heart disease and blood pressure medicines. If you are taking tadalafil to treat erectile dysfunction, follow your doctor’s directions and the guidelines in this paragraph. If you are already taking medication to treat BPH, your doctor may tell you to stop taking your other medication at least one day before starting treatment with tadalafil.