Tadalafil taken as-needed for sexual activity is usually used at higher doses because it does not have time to build up in your system. If you fall into these categories, consult with a urologist in person about alternative treatments such as MUSE urethral suppositories or penile injection therapy. Learn more in our guide to the safest drug for erectile dysfunction. You may connect with providers and receive ongoing men’s health care through our platform. One dose of tadalafil taken as needed for sexual activity can remain effective for up to 36 hours, however peak concentration of tadalafil in the bloodstream usually occurs between 30 minutes and 6 hours with a median time of 2 hours.The price for tadalafil is $ per month, while Cialis is $ Hims also offers a free consultation for those who may need prescription medicines. We offer generic daily-use tadalafil for $99 per month or brand name Cialis for $1, for 30 days of once-daily. We also offer generic tadalafil from just $49 per . Tadalafil is the affordable generic version of Cialis®. Its active ingredient is identical to what you get from name brand Cialis®, but it’s available through Hims for a much more .