$A$ : Surgical method also called sterilisation are generally advised for the male/female partner as a terminal method to prevent any more pregnancies.
$R$ : These techniques are highly effective but their reversibility is poor.

Surgical removal or cutting and ligation of the ends of oviduct is known as

Choose correct option:

Spermicidal cream used on the coating of condoms, diaphragms, cervical cap and vaults are

Example of the non-medicated $IUD$ is