Contraception is a way to prevent pregnancy and there are many different types. Some are more effective than others. Any device or chemical (drug) which prevents pregnancy in woman is called contraceptive.
(i) Physical devices such as condoms and diaphragm (cap) are used. This prevents reaching of sperms to ova for fertilisation.
(ii) Chemicals in the form of pills are induced either orally or inserting into female reproductive organ vagina.
(iii) Pills for males kill the sperms and hence are called spermicide.
(iv) The use of intra - uterine device called copper - T, loop, etc. are also very effective in preventing pregnancy.
(v) Surgical methods of birth control are available for males as well as females.
(vi) In males a small portion of vas deferens (sperm duct) is removed by surgical operation and both ends are tied properly. This method is called Vasectomy.
(vii) In females a small portion of oviducts (fallopian tubes) is removed by surgical operation and the cut ends are tied. This method is called Tubectomy.
