Lippe's loop is a type of contraceptive used as:

This method is based on the fact that as long as the mother breastfeeds the child fully, the chances of conception are almost zero. Identify the method.

What do contraceptive progestogen pills contain?

Which of the following methods of birth control is considered the most effective?

Diaphragms are contraceptive devices used by females. Choose the correct option from the statements given below:
$i$. They are introduced into the uterus
$ii$. They are placed to cover the cervical region
$iii$. They act as physical barriers for sperm entry
$iv$. They act as spermicidal agents

Saheli is developed by :