Timed Intercourse (TI) – Egg is produced and the correct time to try is told to the couple.
Intra-uterine Insemination (IUI) – Egg is produced and at correct timings concentrated sperms are introduced into the uterus.
IVF / ICSI (Test tube Baby) – Egg is removed from female and it is mated with sperm outside the body and embryo (initial stage of baby) is produced. Embryo is transferred inside the uterus after 2 to 5 days. Rest of the baby grows inside the uterus of mother.