Keytruda is given by intravenous (IV) infusion every 3 weeks until disease progression, unacceptable toxicity, or up to 24 months. It is currently a non-preferred brand, specialty medication on standard NPS formularies and carries an average wholesale price (AWP) of $515.79 per day. FDA Safety Update
If something gets in your eye and irritates it, your tear glands make more tears to try and flush the irritant away. These are reflex tears. If something makes you sad or extra happy, your tear glands produce emotional tears.
Does lightning come from the ground? A: Lightning originates in the sky, but the part of the cloud-to-ground lightning visible to the human eye comes from the positive electrical charge that responds to the invisible negative electrical charge sent from the clouds.