Competition watchdog probes rip-off IVF clinics ‘that are exaggerating success rates and mis-selling treatments to desperate couples’ IVF clinics are mis-selling ‘add-on’ treatment which can cost up to £2,500 These include ‘glue’ or a ‘scratch’ to help an embryo stick to the wall of a womb An IVF attempt is worth £5,000 but some pay more