Creatinine Clearance (Cockcroft-Gault Equation) Calculates CrCl according to the Cockcroft-Gault equation. Calculates stroke risk for patients with atrial fibrillation, possibly better than the CHADS2 score. Calculates a corrected calcium level for patients with hypoalbuminemia.
â is a symbol meaning prescription. It is sometimes transliterated as R x  or just Rx. This symbol originated in medieval manuscripts as an abbreviation of the Late Latin verb recipe, the imperative form of recipere, to take or take thus.rescription may also be used as a short form for prescription drugs to distinguish from over-the-counter drugs. In reference to the entire system of controlling drug distribution (as opposed to illicit drugs), prescription is often used as a metaphor for healthy directions from a prescribing medical practitioner.
Amerivantage Classic Choice + Rx (HMO-POS) (H5817-010) The plan offers national in-network prescription coverage. This means that you will pay the same amount for your prescription drugs if you get them at an in-network pharmacy outside of the plan's service area (for instance when you travel).