What is the difference between SR and XR?

The main difference between the medications is that Wellbutrin SR is the sustained-release version, whereas Wellbutrin XL is the extended-release version. The XL version is released more slowly into your body, which means it remains in your system longer.

Is sustained release tablet better?

Benefits of Sustained-Release Tablet Formulations Provides the ability to maintain a constant level of medication within the body. Eliminates the likelihood of burst drug release. Reduces the number of doses which lowers expenses and improves patient compliance, especially for chronic diseases.

What does sustained release mean in medication?

Sustained release allows delivery of a specific drug at a programmed rate that leads to drug delivery for a prolonged period of time (Moghimi et al., 2001). This approach of drug release is especially useful for drugs that are metabolized too fast and are eliminated from the body shortly after administration.

What is the difference between ER and SR tablets?

CR = controlled release, SR = sustained release, ER = extended release, IR = immediate release.

What does XR mean on medication?

Advertisement. This problem is exactly what extended release (often noted as ER or XR) drugs were designed for. Typically taken once a day, these formulations keep the therapeutic dose at a steady level in the body for longer periods of time.

What do extended-release mean?

XR or ER is short for extended-release which means the pill is formulated so that the drug is released slowly over time. This has the advantage of taking pills less often and there may be fewer side-effects as the levels of the drug in the body are more consistent in extended-release formulations.

What is a extended release tablet?

What’s the difference between extended release and immediate release?

Examples of immediate release medications would be Percocet and Norco. Extended release medications on the other hand are generally only taken once or twice a day. They are specially made capsules designed to provide a pre-designated amount of medication throughout the day.

What do extended release mean?

What is SR sustained release?

Sustained release (SR) Sustained-release medications are usually labeled with “SR” at the end of their name. These medications prolong the medication’s release from a tablet or capsule so that you’ll get the medication’s benefits over a longer period of time.

What’s the difference between extended-release and immediate release?

What makes a pill Extended Release?