Subfertility
Definition/Description
Failure to conceive after a year of regular unprotected intercourse in the absence of any known reproductive pathology
Red Flag Symptoms
None provided
Guidelines on Management
Clinical Exclusions
- Subfertility treatment is not commissioned for females with BMI >35 due to risk of pregnancy complications
- Secondary care fertility treatment is restricted to women with BMI <30 complying with the Optimising Health Outcomes criteria.
- Smoking increases miscarriage risk and active smoking is an exclusion criteria.
Management
- All couples should be offered clinical investigations in primary care after 1 year of trying to conceive.
- Secondary care referral after 2 years of subfertility for further investigations
- Consideration for earlier referral should be given to:
- Women over 36
- Identified cause for subfertility or history of subfertility
Assisted Conception:
- IVF is funded for couples meeting the CCG’s criteria
- There is a proforma to complete to confirm these criteria and attach supporting documents.
Referral Criteria/Information
Information to include in referral letter
- Length of subfertility
- Parity, past pregnancies outcomes
- Cycle (e.g. K 5/28)
- Past contraception – not uncommon for up to 9m amenorrhoea to follow Depo-provera® cessation, up to 6 months for COC
- Significant past medical history and drug medical history
- BMI (must be <35 for referral)
- Results of the above investigations
Investigations prior to referral
- Chlamydia screening required.
- High Vaginal Swab only if symptomatic with PV Discharge.
- Men should have Chlamydia and Gonococcal screening (consider self swab kit from YorSexual Health)
- Pelvic USS (please request antral follicle count) ONLY AVAILABLE AT YORK HOSPITAL
- Smear test (ensure up to date)
- D1-5 FSH/LH and Estrogen level
- D21 Progesterone (or 7d prior to predicted next period)
- Rubella serology only if no GP record of 2 MMR vaccinations.
- If cycle irregular: TFTs and Prolactin
- Semen analysis – if abnormal repeat in 3m. (please ensure result available even if partner registered with another GP).
Desirable Information
Pre-conceptual advice given:
- Regular intercourse (every 2-3 days) throughout the cycle
- Alcohol advice - 30: encourage group therapy for weight loss (shown to increase pregnancy rates)
- Referral for smoking cessation prior to subfertility treatment
- Folic acid 400mcg daily or 5mg (if high risk e.g. Epileptics), ideally a multi-vitamin for pregnancy containing iron and Vitamin D. eg. Pregnacare® or Sanatogen Pronatal® OTC.
- Rubella immunization if needed (contraception required for 4weeks post MMR)
Referral forms
Additional Resources & Reference
Patient information leaflets/ PDAs
References
Associated Policies
There are no associated policies.
Specialties
Places covered by
- vale-of-york
Hospital Trusts
- york-and-scarborough-teaching-hospitals
Date created: 13/08/2025, 13:54
Last modified: 13/08/2025, 14:02
Date of review: 30.09.24