Trying to get pregnant oral sex

Oral Sex – What You Should Know…. Contraceptive Vaginal Ring | Effectiveness and Side-effects | Patient. To avoid infection, it's also sensible to use protection if either of you have any cuts or sores in or on your mouth and lips. Once sterilized, you will not need to use any other form of birth control. To track your BBT, take your temperature every morning before you get out of bed using a special BBT thermometer designed to measure temperature in tenths of degrees.