Level 1: Can you have sex during pregnancy? You can have sex during pregnancy, but you need to pay attention to some things. First, avoid using any chemical-based lubricants or condoms in the vagina, as these may cause harm to the fetus. Secondly, take safety measures while having sex to avoid contracting any disease. Finally, be careful not to put undue pressure on your abdomen when having sex. Level 2: Face to face inside ejaculation