Answer:
The Creighton Model for cervical mucus monitoring and the symptothermal method are the most effective natural family planning methods currently available.
Male condom. Male condoms are a safe and effective method of birth control and sexually transmitted disease prevention; they are most effective when used in combination with spermicide. ...
Diaphragm. ...
Cervical cap. ...
Cervical shield. ...
Contraceptive sponge. ...
Spermicide. ...
Withdrawal method.
