TX
A 46-year-old female asked:
what is the difference between potassium chloride er and cr pls? i have taken cr for over 20 yrs. it is a script dosage of 8 meqs twice a day. will th
1 doctor answer • 1 doctor weighed in

Dr. Bruce Jacobs answered
Specializes in Family Medicine
One means controlled: release, the other means extended release. I think they are the same and will give you the same dosage of potassium.
1317 views
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more. Get help now:
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more. Get help now:
Last updated May 3, 2019
People also asked
Connect with a U.S. board-certified doctor by text or video anytime, anywhere.
24/7 visits
$15 per month
Disclaimer:
Content on HealthTap (including answers) should not be used for medical advice, diagnosis, or treatment, and interactions on HealthTap do not create a doctor-patient relationship. Never disregard or delay professional medical advice in person because of anything on HealthTap. Call your doctor or 911 if you think you may have a medical emergency.