Among the following methods, which one has the highest failure rate?
Diaphragm with spermicide
Condom
Intrauterine device
Rhythm method
A contraceptive pill contains
Find out correct choice for Cu based $IUDs$
$I$. Increases phagocytes of sperms
$II$. Releases $C u^{2+i i}$ ions that suppresses the sperms motility and fertilizing capacity of sperms
$III$. Make the uterus unsuitable for implantations
The mechanical measure of population control includes
Describe the usage of Nirodh/ condom as contraceptive method of family planning ?
Periodic abstinence is avoiding sex during