chemistry

Vilanterol

Vilanterol 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 Vilanterol rather than just read about it. In short: Vilanterol is an ultra-long-acting β2-adrenoceptor agonist which was approved in May 2013 in combination with fluticasone furoate for sale as Breo Ellipta by GlaxoSmithKline for the treatment of chronic obstructive pulmonary disease (COPD). The combination is also approved for the treatment of asthma in Canada, Europe, Japan and New Zealand.

Key takeaways

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

Reference excerpt

Vilanterol is an ultra-long-acting β2-adrenoceptor agonist which was approved in May 2013 in combination with fluticasone furoate for sale as Breo Ellipta by GlaxoSmithKline for the treatment of chronic obstructive pulmonary disease (COPD). The combination is also approved for the treatment of asthma in Canada, Europe, Japan and New Zealand. Vilanterol is available in following combinations:

with inhaled corticosteroid fluticasone furoate—fluticasone furoate/vilanterol (trade names Breo Ellipta (U.S., NZ), Relvar Ellipta (EU, RU, JPN)) with muscarinic antagonist umeclidinium bromide—umeclidinium bromide/vilanterol (trade name Anoro Ellipta) with inhaled corticosteroid fluticasone furoate and muscarinic antagonist umeclidinium bromide—fluticasone furoate/umeclidinium bromide/vilanterol (trade name Trelegy Ellipta)

See also Salmeterol—the long-acting β2-adrenergic receptor agonist from which vilanterol was derived.

References

Illustrations

Worked examples

Example 1 — a first encounter with Vilanterol

Start with the simplest possible case. Write down what Vilanterol 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 Vilanterol 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 Vilanterol 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 Vilanterol

In research: Vilanterol 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 Vilanterol 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: Vilanterol is common in secondary-school and first-year university syllabi. It links to neighbouring topics Dichlorophenyl compounds, Long-acting beta2-adrenergic agonists, Phenylethanolamines, so understanding it makes those chapters shorter.
In everyday life: Look for Vilanterol 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 Vilanterol in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Vilanterol 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 Vilanterol out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Vilanterol in simple terms?

Why does Vilanterol 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 Vilanterol?

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 Vilanterol.