While vitamin K deficiencies are uncommon, you may be at higher risk if you: Have a disease that affects absorption in the digestive tract, such as Crohn's disease or active celiac disease Take drugs that interfere with vitamin K absorption
The most common side effects with CIALIS are:headache, indigestion, back pain, muscle aches, flushing, and stuffy or runny nose. These side effects usually go away after a few hours. Men who get. back pain and muscle aches usually get it 12to 24hours after taking CIALIS.
Take one tablet at the prescribed dose at the same time each day. If you forget to take your pill, take it as soon as you remember, but never take more than one pill per day. If you take Cialis for daily use, it may require four to five days of proper usage to take effect. Learn to recognize side effects of Cialis.