Pilot study of Homeopathic Treatment of Fibromyalgia Syndrome

INTERVENTION: Homeopathy referral + usual care vs usual care. CONDITION: Musculoskeletal Diseases: Fibromyalgia ; Musculoskeletal Diseases ; Fibromyalgia PRIMARY OUTCOME: Difference between the Fibromyalgia Impact Questionnaire (FIQ) total score (0‐80 with 0 indicating no impact), at week 22, between the experimental and control groups. SECONDARY OUTCOME: 1.Short form McGill Pain Questionnaire; 2. Measure Your Medical Outcomes Profile (MYMOP); 3. FIQ Pain score; 4. FIQ fatigue score; 5. FIQ tiredness on awakening score; 6. FIQ stiffness score; 7. EQ‐5D Quality of life score; 8. Hospital anxiety and depression scale (HAD); 9. Tender point count (Performed by blinded assessor); 10. Medication Change Questionnaire INCLUSION CRITERIA: 1. Primary Fibromyalgia diagnoses (According to American College of Rheumatologists criteria for FMS) 2. Aged 18 years old and over 3. Score of 4 or more on FIQ pain scale (score 0‐10 with 10 indicating very severe pain) at initial recruitment/assessment interview