AU TGA pregnancy category C: Drugs which, owing to their pharmacological effects, have caused or may be suspected of causing, harmful effects on the human fetus or neonate without causing malformations. These effects may be reversible. Accompanying texts should be consulted for further details. Prescription opioids are painkillers that include codeine, morphine and oxycodone.Taking opioids during pregnancy can cause serious problems for your baby, like premature birth and neonatal abstinence syndrome (NAS). Taking oxycodone during pregnancy may cause life-threatening withdrawal symptoms in the newborn. Fatal side effects can occur if you use opioid medicine with alcohol, or with other drugs that cause drowsiness or slow your breathing. Because of fear about use of drugs during pregnancy, some pregnant women would rather suffer than treat their pain. Consequently, it is possible that such women are at risk of undertreatment, or no treatment, for painful conditions. Abusing prescription drugs during pregnancy can be harmful to you and your baby. Learn how you can get help if you are abusing prescription drugs. Abusing prescription drugs during pregnancy can be harmful to you and your baby. Learn how you can get help if you are abusing prescription drugs. Member Login. Ovulation Calendar Pregnancy Calculator Baby Names Member Login. American Pregnancy. When taking oxycodone while breastfeeding, the drug can pass through your breast milk and affect your child. Research on the effects of oxycodone while breastfeeding is limited, but some studies have shown that taking oxycodone during this time can have harmful effects on infants. Taking oxycodone while pregnant can produce many side effects on the fetus, especially during the first trimester of pregnancy. Harmful side effects associated with taking oxycodone while pregnant include: Was told oxycodone was safe during pregnancy. Was reassured by many doctors in pain management that they had seen other pregnant mothers take oxy while pregnant and deliver safe. I took up to 60mg as needed a day every day during my pregnancy. Some days just 10mg some the full dose of 60mg. I was prescribed 10mg every 4 hours as needed for pain. I never abused my medication took as needed. Hi. I was recently prescribed oxycodone for a severe back injury and I also just found out I am pregnant. I am 11 weeks along. Is Oxycodone one of the safe medications to take during pregnancy? Women who abuse oxycodone during an entire pregnancy can wind up with babies being born already addicted to oxycodone. Babies born to oxycodone-addicted women also stand the chance of having extra-low birth weights.