Thyroid Function

Symptoms, Causes & Treatment

Thyroid function testing to assess for hypothyroidism and hyperthyroidism with clinician-reviewed results.

Licensed UK clinicians
Same-day prescriptions, where clinically appropriate
Delivered to your door within 24 hours
Average
TrustScore 3.6 out of 5 | 1,252 reviews on Trustpilot
View all reviews
Easy and efficient! … I am on the mend and so glad this service exists.
Pete Garvey
Helpful and assured me from start to finish,couldn’t be happier with service they delivered 👌🏼
Nicky Kay
Fantastic service received from the gp service. Easy to book consultation… Would definitely use again :- )
Jay
From consultation to the order, my experience has been one of professionalism, speed and knowledge by all members of staff that I have dealt with so far. I'm very happy.
Roger Golden
From start to finish, they listened and showed empathy. Easy to talk with, no question was classed silly.
Samantha Burrows
Understanding and thorough. I felt like I was being listened to. Very professional. I would be very happy 😊 to recommend to others
Tracey Leonard
£39.96 video or phone consultation
Prescription, fit note or letter £19.99 each, only if your clinician issues one.
Average
TrustScore 3.6 out of 5 | 1,252 reviews on Trustpilot
View all reviews
Easy and efficient! … I am on the mend and so glad this service exists.
Pete Garvey
Helpful and assured me from start to finish,couldn’t be happier with service they delivered 👌🏼
Nicky Kay
Fantastic service received from the gp service. Easy to book consultation… Would definitely use again :- )
Jay
From consultation to the order, my experience has been one of professionalism, speed and knowledge by all members of staff that I have dealt with so far. I'm very happy.
Roger Golden
From start to finish, they listened and showed empathy. Easy to talk with, no question was classed silly.
Samantha Burrows
Understanding and thorough. I felt like I was being listened to. Very professional. I would be very happy 😊 to recommend to others
Tracey Leonard
Overview

What Is a Thyroid Function Test?

A thyroid function panel measures TSH, Free T4, and Free T3 to assess how well the thyroid gland is working. Used to diagnose hypothyroidism, hyperthyroidism, and to monitor treatment.

Symptoms

What Does a Thyroid Function Test Check?

The panel assesses TSH, Free T4, and Free T3 to identify underactive or overactive thyroid conditions.

Symptoms That Warrant Thyroid Testing

Fatigue, weight changes, feeling too hot or cold, hair loss, palpitations, or mood changes may indicate a thyroid disorder.

Causes & Risk Factors

Why Test Thyroid Function?

Thyroid disorders are common and often present with non-specific symptoms. Testing identifies whether a thyroid condition is contributing to your symptoms.

Key Risk Factors

Diagnosis

How Are Thyroid Results Interpreted?

A licensed clinician will review your results and recommend treatment or further investigation where appropriate.

Test
What It Detects
When Used
Treatment Options

What Happens After Thyroid Testing?

Abnormal results are followed up with treatment recommendations and prescription of thyroid medication where needed.

Antibiotic
Typical Use
Standard Course

Supportive Measures

Consistent medication adherence and regular monitoring are key to maintaining good thyroid health.

Monitoring Thyroid Function

Patients on thyroid medication require regular TSH monitoring to ensure correct dosing.

When to Seek Help

When Should You Test Your Thyroid Function?

Seek Urgent Help If:

Thyroid storm with fever, rapid heart rate, and confusion requires emergency hospital care.

Order Your Thyroid Function Test Today

If you have symptoms of a thyroid disorder or are monitoring thyroid treatment, order your test today.

Prevention

Maintaining Thyroid Health

Adequate iodine intake and regular monitoring support healthy thyroid function.

Getting Treatment

Order Your Thyroid Function Test Today

At-home thyroid testing with clinician-reviewed results and personalised treatment recommendations.

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Within minutes of your consultation, receive prescriptions, fit notes, or referral letters where clinically appropriate.
Collect prescriptions within an hour of issue
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Shared with your medical records & NHS GP

Expert clinical advice, when you need it.

See a licensed clinician online in minutes. If treatment is clinically right for you, your prescription will be sent to your pharmacy the same day.
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No waiting room
Delivered to your door within 24 hours
Open 365 days a year
Licensed UK clinicians
Secure & confidential
Frequently Asked Questions

Thyroid Function Test FAQs

Medical Disclaimer: The information on this page is provided for educational purposes only and is not intended as a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of a qualified healthcare professional with any questions you may have regarding a medical condition or medication. Never disregard professional medical advice or delay seeking it because of something you have read on this page. If you think you may have a medical emergency, call 999 or your local emergency services immediately.
Same-day consultation · £39.96
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