Describe the usage of Nirodh/ condom as contraceptive method of family planning ?

This method is available for both males and females. This method affects both male and female properly. This protects $STIs.$

In this method ovum and sperms are prevented from physically meeting with the help of barriers.

$(i)$ Physical method : Condoms are barriers made of thin rubber / latex sheath that are used to cover the penis in the males or vagina and cervix in the female, just before coitus so that the ejaculated semen would not enter into the female reproductive tract.This can prevent conception.

Nirodh is a popular brand of condom for male. Use of condom has increased in recent years due to its additional benefit of protecting the user from contracting $STIs$ and $AIDS.$

It can be self inserted and thereby gives privacy to the user.

Diaphragms cervical caps and vaults are also barriers

made of rubber that are inserted into female reproductive tract to cover the cervix during coitus.

They prevent conception by blocking the entry of sperms through the cervix. They are reusable.

$(ii)$ Chemical method : Spermicidal creams, jellies and foams are usually used and along with these barriers to increase their contraceptive efficiency.