What is IVF, and when might it help?
In vitro fertilisation (IVF) involves collecting eggs and fertilising them with sperm in a laboratory. A developing embryo can then be transferred to the uterus. IVF may be considered for some tubal problems, certain male-factor conditions, or when other approaches are unsuitable or have not worked. The choice depends on age, diagnosis, previous treatment and your priorities.
Before treatment begins
Your initial assessment reviews previous results, medicines, infection screening and any further tests needed. Clarify injection instructions, monitoring visits, consent and itemised costs. Follow the specific fasting, escort and transport instructions for egg collection, and do not alter prescribed medicines yourself.
The main stages
- Stimulation and monitoring. Medicines support the development of several follicles. Ultrasound monitoring, with blood tests when needed, assesses the response.
- Egg collection. The final maturation injection is carefully timed. Eggs are collected under ultrasound guidance, usually with sedation. Not every follicle will yield a mature egg.
- Laboratory fertilisation. Conventional IVF or, when indicated, ICSI is used. Not every egg fertilises, and not every embryo continues developing.
- Transfer or freezing. A fresh embryo may be transferred, or embryos may be frozen for a later cycle, depending on the clinical situation. Delaying transfer for safety does not mean treatment has failed.
- Checking the outcome. Take the pregnancy test on the date given by your team. A positive result is followed by the advised blood tests and ultrasound plan.
Risks and warning signs
Risks include an excessive ovarian response (OHSS), bleeding or infection associated with egg collection, ectopic pregnancy and multiple pregnancy when more than one embryo is transferred. Individual planning and monitoring reduce risks but cannot eliminate them.
Seek prompt medical advice for severe or worsening abdominal pain, marked swelling, persistent vomiting or reduced urination. Breathlessness, chest pain, fainting or heavy bleeding require emergency assessment. Do not wait for a reply to a website enquiry.
Understanding the outcome
IVF does not guarantee pregnancy. Individual prospects depend on age, egg and sperm factors, embryo development and other medical circumstances. When comparing success figures, ask whether they describe a positive test, a clinical pregnancy or a live birth.
How long does IVF take?
Active treatment may take several weeks. Preparation or a later frozen embryo transfer can extend the overall timetable. Confirm work and travel arrangements once your individual schedule is available.
What if the test is negative?
Ask your team when to stop medicines and arrange a review. Discussing the cycle can help you decide whether to consider another attempt, use stored embryos or take a break. Emotional support is also part of care, and asking for it is entirely reasonable.
Sources and using this information
Sources checked on 22 October 2026. The linked sources are in English. This page provides general information, not individual medical advice. Confirm treatment suitability, availability, timing and costs with the clinic.
