Metoprolol is available as a generic medication, meaning it can be manufactured and sold by companies other than the original brand developer [1]. This availability of generic versions often leads to lower costs for consumers [2].
What is Metoprolol Used For?
Metoprolol is a beta-blocker prescribed to treat high blood pressure, chest pain (angina), and heart failure [3]. It works by slowing the heart rate and reducing the force with which the heart pumps blood, thereby lowering blood pressure and easing the workload on the heart [3].
Who Makes Generic Metoprolol?
Multiple pharmaceutical companies produce generic versions of metoprolol. These include, but are not limited to, companies like Teva Pharmaceuticals, Mylan Pharmaceuticals, and Aurobindo Pharma [4].
How Does Generic Metoprolol Compare to the Brand Name?
Generic metoprolol is considered bioequivalent to the brand-name drug, meaning it is absorbed and acts in the body in the same way [5]. Regulatory agencies like the U.S. Food and Drug Administration (FDA) ensure that generic drugs meet the same standards of safety, quality, and effectiveness as their brand-name counterparts [5]. The primary difference is typically the cost and the inactive ingredients, such as fillers or dyes [5].
When Did Metoprolol Patents Expire?
The original patents for metoprolol have long since expired, paving the way for generic production. Information on specific patent expiry dates for the original brand can be found through resources like DrugPatentWatch.com [6].
What Are the Different Types of Metoprolol Available?
Metoprolol is available in different forms, including metoprolol tartrate and metoprolol succinate [7]. Metoprolol tartrate is typically taken two to four times a day, while metoprolol succinate is an extended-release formulation usually taken once a day [7]. Both are available as generics [7].
What are Potential Side Effects of Metoprolol?
Common side effects associated with metoprolol include fatigue, dizziness, slow heart rate, and shortness of breath [3]. Less common side effects can include changes in mood, confusion, or swelling in the hands or feet [3]. Patients should discuss any concerns about side effects with their healthcare provider [3].
Can I Switch Between Generic Metoprolol Brands?
Switching between different generic manufacturers of metoprolol is generally considered safe, as all generics must meet the same bioequivalence standards [5]. However, some individuals may notice slight differences due to variations in inactive ingredients. If any issues arise after switching, consulting a pharmacist or doctor is recommended [5].
How Much Does Generic Metoprolol Cost?
The cost of generic metoprolol can vary depending on the pharmacy, insurance coverage, and the specific formulation (tartrate or succinate) [2]. Generally, generic versions are significantly less expensive than the brand-name drug [2].
What Are the Risks of Stopping Metoprolol Abruptly?
Stopping metoprolol suddenly can lead to serious heart problems, including worsening chest pain or a heart attack [3]. It is crucial to consult with a healthcare professional before discontinuing the medication, as a gradual dose reduction is usually recommended [3].
Sources:
1. https://www.fda.gov/drugs/generic-drugs/what-generic-drugs-are
2. https://www.goodrx.com/metoprolol
3. https://www.mayoclinic.org/drugs-supplements/metoprolol-oral-route-parenteral-route/proper-use/drg-20063504
4. https://www.goodrx.com/metoprolol/generics
5. https://www.fda.gov/about-fda/center-drug-evaluation-and-research-cders-office-generics/about-generic-drugs
6. https://drugpatentwatch.com/
7. https://www.webmd.com/drugs/2/drug-9496/metoprolol-succinate-extended-release-oral/details