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Offshore Medicals › Guides
Guides

Guides to offshore medicals.

Short, concrete answers to what people ask before they book. Prices, paperwork and what happens on the day.

All guides

What does an offshore medical cost?

Every price in one place, incl. and excl. VAT.

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Which certificate do you need?

Find the right one based on where you work.

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OGUK or OEUK?

Same certificate, new name. Here is the difference.

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How to prepare

What to bring, and what happens on the day.

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Same-day medical

When mobilisation moves and your certificate has expired.

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When your employer pays

EAN, PO numbers and invoicing direct to the company.

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How long is the certificate valid?

Validity for each certificate, in one table.

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Guide for wind technicians

Everything on certificates for turbine work, in one place.

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Weight and BMI offshore

124 kg on the UK shelf from 1 Nov 2026, plus the Norwegian and Danish rules.

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OEUK or Norwegian certificate?

Can you use the UK certificate in Norway? What the rules say.

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If you are found unfit

Reduced validity, dispensation and appeals. The rules for each certificate.

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GWO training and medicals

GWO requires no medical. Your employer might.

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Seafarer medical rules

Validity, payment, foreign certificates and appeals. The rules in brief.

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Chester Step Test

What the test measures, who requires it, and how to prepare.

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Medical before BOSIET, GWO and STCW

Which medical your BOSIET, GWO or STCW course needs, and where to get it.

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Norwegian certificate: medical conditions

The County Governor's rules on ADHD, diabetes, epilepsy, eyesight and medication.

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Flag state medicals explained

MLC, STCW and when the flag requires its own certificate.

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Night work health assessment

Who, how often, and what the authority must be told.

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Epoxy and isocyanates

Training rules, health risks and who must not, under the Danish rules.

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Eyesight and colour vision

Visual acuity, colour vision and glasses under STCW, Danish and Norwegian rules.

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Hearing and hearing aids

Hearing standards, hearing aids and the whisper test under Danish and Norwegian rules.

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Medication and your medical certificate

Regular medication, blood thinners and documentation under the ILO, Danish and Norwegian rules.

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Pregnant offshore and at sea

Week 28 on the Norwegian shelf, week 24 at sea, and what your employer must do.

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Eyesight and hearing test for Danish sailing licences

Which leisure licences need it, what is tested and how long it is valid.

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Working offshore in Norway

Health certificate, safety course and tax card when you live in Denmark.

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Smoke diver and ERT offshore

Medical and physical tests in Norway, and the rules at sea and in the UK.

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ENG1 and the Danish seafarer medical

What the MCA accepts on UK ships, and what applies on Danish ships.

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20,000+ examinations · OEUK-approved since 2006 · Approved in DK, NO, UK and SE