Problem: A 46-year-old man presents to the hospital with four days of cough, fever, and shortness of breath. Chest X-ray shows left lower lobe pneumonia. The patient is administered 500 mg of an oral antibiotic, which has a pKA of -5. The antibiotic is transported across intestinal cell membranes via an ATP-mediated transporter. 98% of the original antibiotic dose is present in the bloodstream. Plasma concentration of the antibiotic is measured later and found to be 250 mg/L. The majority of the antibiotic freely diffuses from the bloodstream into tissues. Which of the following attributes correctly describes the antibiotic given to this patient? Elimination tool Does not require active transport High bioavailability High volume of distribution Weak acid Highly albumin-bound. Need Assignment Help?