Stepwise increase in alpha-blocker dose may be associated with further lowering of blood pressure when taking a PDE5 inhibitor. Patients were encouraged to make 4 total attempts at intercourse; 2 attempts were to occur at 24 hours after dosing and 2 completely separate attempts were to occur at 36 hours after dosing. It may not be safe to breastfeed while using this medicine. Take Cialis just before sexual activity, but not more than once per day. CIALIS should be used with caution in patients who have conditions that might predispose them to priapism such as sickle cell anemia, multiple myeloma, or leukemia , or in patients with anatomical deformation of the penis such as angulation, cavernosal fibrosis, or Peyronie’s disease.Generic Cialis, or Tadalafil, is available in several doses in tablet form: milligrams (mg), 5 mg, 10 mg, and 20 mg. Depending on the dose for ED, you can use it as needed before. Generic Name (S): tadalafil Uses Tadalafil is used to treat male sexual function problems (impotence or erectile dysfunction-ED). 1 day ago · CIALIS 5 mg tablets are yellow, film coated, almond shaped tablets, marked “C5” on one side (Aust R ). CIALIS 10 mg tablets are light yellow, film coated, almond shaped tablets, marked “C