science

STEPS trial

STEPS trial is a science 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 STEPS trial rather than just read about it. In short: The STEPS trial (an acronym for Study of Neurontin: Titrate to Efficacy, Profile of Safety) was a clinical trial sponsored by Parke-Davis (now Pfizer) to evaluate the anticonvulsant Neurontin. It is notable for being a seeding trial to promote that drug and for contributing to the drug companies loss in the court case Franklin v.

Key takeaways

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

Reference excerpt

The STEPS trial (an acronym for Study of Neurontin: Titrate to Efficacy, Profile of Safety) was a clinical trial sponsored by Parke-Davis (now Pfizer) to evaluate the anticonvulsant Neurontin. It is notable for being a seeding trial to promote that drug and for contributing to the drug companies loss in the court case Franklin v. Parke-Davis. Detailed documents were released due to litigation against Parke-Davis and reviewed by several researchers in a 2011 Annals of Internal Medicine article. The STEPS trial was presented as a phase IV clinical trial with the stated objective to "study efficacy, safety, tolerability, and quality of life among gabapentin users"; however, the trial was both uncontrolled and unblinded and the scientific validity of the trial was considered dubious by independent external sources. Documents also revealed that the trial recruited 772 physician investigators, many with very limited research experience, provided inadequate training for investigators, and that company sales representatives were "directly involved in collecting and recording individual subject trial data". The STEPS study has been considered as an example of pharmaceutical marketing merging with research.

Further reading Morrell, MJ (1999). "Dosing to efficacy with neurontin: the STEPS trial. Study of Titration to Effect Profile of Safety". Epilepsia. 40 Suppl 6: S23–6, discussion S73–4. doi:10.1111/j.1528-1157.1999.tb00929.x. PMID 10530679. Beran, R; Berkovic, S; Black, A; Danta, G; Dunne, J; Frasca, J; Grainger, K; Kilpatrick, C; McKenzie, R; McLaughlin, D; Schapel, G; Somerville, E (October 2001). "AUStralian study of titration to effect profile of safety (AUS-STEPS): high-dose gabapentin (neurontin) in partial seizures". Epilepsia. 42 (10): 1335–9. doi:10.1046/j.1528-1157.2001.23000.x. PMID 11737169.

References

Worked examples

Example 1 — a first encounter with STEPS trial

Start with the simplest possible case. Write down what STEPS trial claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In science, 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 STEPS trial 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 STEPS trial 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 STEPS trial

In research: STEPS trial appears in science 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 STEPS trial 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: STEPS trial is common in secondary-school and first-year university syllabi. It links to neighbouring topics Clinical trials, Parke-Davis, so understanding it makes those chapters shorter.
In everyday life: Look for STEPS trial 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 STEPS trial in 20 minutes

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

Frequently asked questions

What is STEPS trial in simple terms?

Why does STEPS trial matter?

Because it connects several science 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 STEPS trial?

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 STEPS trial.