chemistry

Mavacamten

Mavacamten is a chemistry topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Mavacamten rather than just read about it. In short: Mavacamten, sold under the brand name Camzyos, is a medication used to treat obstructive hypertrophic cardiomyopathy. Mavacamten is a small-molecule allosteric cardiac myosin inhibitor.

Key takeaways

Mavacamten belongs to chemistry; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect Mavacamten to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of Mavacamten from memory before moving on to harder problems.

Reference excerpt

Mavacamten, sold under the brand name Camzyos, is a medication used to treat obstructive hypertrophic cardiomyopathy. Mavacamten is a small-molecule allosteric cardiac myosin inhibitor. It was developed by MyoKardia, a subsidiary of Bristol Myers Squibb. In clinical studies, mavacamten has demonstrated significant efficacy in reducing cardiac muscle contractility by targeting the sarcomere hypercontractility that is one of the characteristics of hypertrophic cardiomyopathy and inhibits excessive myosin actin cross-bridge formation, shifting the overall myosin population towards an energy-sparing, recruitable, super-relaxed state. Mavacamten was approved for medical use in the United States in April 2022. The US Food and Drug Administration (FDA) considers it to be a first-in-class medication.

Medical uses Mavacamten is indicated for the treatment of adults with symptomatic New York Heart Association class II-III obstructive hypertrophic cardiomyopathy to improve functional capacity and symptoms.

Adverse effects The US prescribing information for mavacamten contains a boxed warning regarding heart failure. Mavacamten reduces the left ventricular ejection fraction (LVEF) and can cause heart failure due to systolic dysfunction.

History Mavacamten was granted orphan drug designation by the US Food and Drug Administration (FDA).

Society and culture

Legal status On 26 April 2023, the Committee for Medicinal Products for Human Use (CHMP) of the European Medicines Agency (EMA) adopted a positive opinion, recommending the granting of a marketing authorization for the medicinal product Camzyos, intended for the treatment of symptomatic obstructive hypertrophic cardiomyopathy (oHCM). The applicant for this medicinal product is Bristol-Myers Squibb Pharma EEIG. In June 2023, the European Commission approved Mavacamten. Mavacamten is approved for use in the US, Canada, Australia, South Korea, Singapore, Switzerland, Brazil and Macau.

Names Mavacamten is the international nonproprietary name (INN).

References

Further reading Xie J, Wang Y, Xu Y, Fine JT, Lam J, Garrison LP (2022). "Assessing health-related quality-of-life in patients with symptomatic obstructive hypertrophic cardiomyopathy: EQ-5D-based utilities in the EXPLORER-HCM trial". Journal of Medical Economics. 25 (1): 51–58. doi:10.1080/13696998.2021.2011301. PMID 34907813.

External links Clinical trial number NCT03470545 for "Clinical Study to Evaluate Mavacamten (MYK-461) in Adults With Symptomatic Obstructive Hypertrophic Cardiomyopathy (EXPLORER-HCM)" at ClinicalTrials.gov

Illustrations

Worked examples

Example 1 — a first encounter with Mavacamten

Start with the simplest possible case. Write down what Mavacamten claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In chemistry, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Mavacamten before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Mavacamten ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Mavacamten

In research: Mavacamten appears in chemistry research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses Mavacamten in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: Mavacamten is common in secondary-school and first-year university syllabi. It links to neighbouring topics Benzene derivatives, Benzyl compounds, Cardiac myosin inhibitors, so understanding it makes those chapters shorter.
In everyday life: Look for Mavacamten outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

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How to study Mavacamten in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Mavacamten means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain Mavacamten out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Mavacamten in simple terms?

Mavacamten, sold under the brand name Camzyos, is a medication used to treat obstructive hypertrophic cardiomyopathy. Mavacamten is a small-molecule allosteric cardiac myosin inhibitor.

Why does Mavacamten matter?

Because it connects several chemistry ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Mavacamten?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Mavacamten.