Pain & Musculoskeletal

Fibromyalgia: UK Diagnosis, Management & Online Doctor

7 min readLast reviewed 24 April 2026

Educational information — not medical advice.

This article was prepared by the OnlineDoctor24 editorial team and reviewed for factual accuracy against UK clinical guidance (NHS and NICE). It is not written by a doctor and does not replace personal medical advice. For symptoms specific to you, book an online doctor consultation.

Key points

  • Fibromyalgia causes widespread pain, fatigue, poor sleep and 'fibro fog'.
  • Diagnosis is clinical — there's no single test.
  • Graded exercise, sleep hygiene and CBT have the best evidence.
  • Medications (amitriptyline, duloxetine, pregabalin) help some.

Symptoms

  • Widespread pain >3 months.
  • Fatigue.
  • Non-restorative sleep.
  • Cognitive symptoms ('fibro fog').
  • Often coexists with IBS, migraine, anxiety.

Management

  • Graded aerobic and resistance exercise — strongest evidence.
  • Sleep hygiene.
  • CBT or ACT.
  • Pacing activities.
  • Pain education programmes.

Medication

  • Amitriptyline 10–50mg at night — first line.
  • Duloxetine — for pain with low mood.
  • Pregabalin — alternative.
  • Standard painkillers (NSAIDs, opioids) are usually unhelpful.

Frequently asked questions

Common questions UK patients ask about fibromyalgia.

How an online doctor can help

This article is for general information only and does not replace personal medical advice from a qualified doctor. Content is reviewed against UK NHS and NICE guidance by the OnlineDoctor24 editorial team and is not authored by a medical doctor. If your symptoms worsen or you are unsure, please book a consultation with a GMC-registered GP.

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