chemistry

Tolrestat

Tolrestat 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 Tolrestat rather than just read about it. In short: Tolrestat (INN; AY-27773) is an aldose reductase inhibitor which was approved for the control of certain diabetic complications. While it was approved for marketed in several countries, it failed a Phase III trial in the U.S. due to toxicity and never received FDA approval.

Key takeaways

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

Reference excerpt

Tolrestat (INN; AY-27773) is an aldose reductase inhibitor which was approved for the control of certain diabetic complications. While it was approved for marketed in several countries, it failed a Phase III trial in the U.S. due to toxicity and never received FDA approval. It was discontinued by Wyeth in 1997 because of the risk of severe liver toxicity and death. It was sold under the tradename Alredase.

References

Illustrations

Worked examples

Example 1 — a first encounter with Tolrestat

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

In research: Tolrestat 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 Tolrestat 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: Tolrestat is common in secondary-school and first-year university syllabi. It links to neighbouring topics Acetic acids, Aldose reductase inhibitors, Gastrointestinal system drug stubs, so understanding it makes those chapters shorter.
In everyday life: Look for Tolrestat 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.

Affiliate

Preply — study more efficiently by working with a personal tutor. 50% off.

How to study Tolrestat in 20 minutes

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

Frequently asked questions

What is Tolrestat in simple terms?

Why does Tolrestat 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 Tolrestat?

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 Tolrestat.