RxKinetics

03/26/2026

New blog post

Data Mining Two (The Sequel) Posted on March 26, 2026 by tharpr I have been collecting anonymous pharmacokinetic data from rxkinetics.net for the past 13 years. I last analyzed this dataset in March 2016 and published the results in a blog post titled “Data Mining.” On the tenth anniversary of t...

03/22/2026

New blog post

Bayesian Revisited Posted on March 22, 2026 by tharpr About 30 years ago, a friend asked if I could add Bayesian analysis to my pharmacokinetic (PK) programs: “Look at the equation—it is very simple.” Yes, deceptively so. By this same logic, Einstein’s Field Equations are also simple. Of cou...

03/12/2026

New blog post, new app

Adventures in JavaScript Posted on March 11, 2026 by tharpr Yet another coding project that has been lying around on the back burner for years, 14 to be exact. How time flies. My original concept was a slick JavaScript based single page web app that would replace the clunky dotNET version of Antibio...

02/19/2026

Updated Android app is live. Legacy users: Please visit our website/blog https://rxkinetics.com/blog/?p=1963 for information regarding your transition to the latest version.

Updated Android App Is Live Posted on February 19, 2026 by tharpr Download Links AbPk Core v2.3.1 AbPk Pro v2.3.1 A Modern, Adaptive Experience Adaptive Android Layout: Whether you’re on a compact smartphone or a 12-inch tablet, the interface now flows perfectly. No more “stretched” buttons or...

12/25/2025

New blog post

AI Santa Claus Posted on December 25, 2025 by tharpr Lately, I’ve been diving into the world of artificial intelligence. I had been refusing to participate in what I perceived as nonsense. My day began, like many, with a bit of doom-scrolling through Reddit to see what fresh chaos the current admi...

10/19/2025

New blog post:

Windows 11 = Privacy Nightmare and E-Waste Disaster Posted on October 19, 2025 by tharpr Windows 10 support officially ended this week. Just kidding. But you have to sign up for another year of free security updates. Go to Settings -> Update & Security. There you’ll (hopefully) see a link to enrol...

06/25/2025

New blog post

APK 3.5.30 update Posted on June 25, 2025 by tharpr Yes, it’s been a while. I suppose I’m from the old school who believe “if it ain’t broke, don’t fix it”. This 30th update of version 3.5 adds a few new security features and an import function. Strong password option There are risks ass...

10/22/2021

https://rxkinetics.com/blog/?p=1766

Doors of perception Posted on October 22, 2021 by tharpr Reviewing my search console report today I found the most linked page on my web site is my review of AUC guided dosing of vancomycin. In the top linked text section I found “how precisepk helps pharmacist compliance”. So naturally I pulled...

10/20/2021

SSL only

SSL only Posted on October 20, 2021 by tharpr Reply To make google happy and to stop them from lying about the safety of my website I’ve forced https re-direct on the RxKinetics website. I’ve put it off because of the hassle it will cause every visitor here. And I resent the fact that google has...

06/04/2021

Hello Rick, We tested your program and we really like it. Nice work on APK.
Kind regards, Carlos - SPAIN

06/04/2021

Thanks a lot for your help, and -again- for your software. It will be a tremendous help for all our patients in treatment with vanco, cefepime and aminoglycosides. Have a nice afternoon, from CHILE.

05/03/2021

http://rxkinetics.com/blog/?p=1747

Antibiotic Kinetics Update Posted on May 3, 2021 by tharpr This update was long overdue. It has been nearly two years since the last significant update and a lot has changed since then. I’ve been on a sabbatical of sorts from programming since last summer when I retired from the full-time hospital...