If your doctor has advised you to do so, you can take ibuprofen after your child is born and while you are breastfeeding. Always consult your doctor or healthcare professional first. Alternatives to ibuprofen during pregnancy. There are ways to manage pain during pregnancy that don’t include ibuprofen or other NSAIDs. For advice on pain relief when pregnant, talk with your healthcare. Answer. Ibuprofen thins your blood. From what I understand it can cause sever bleeding when it is time to deliver. You can talk to your doctor and sometimes even the pharmacist about the risks. If you are currently in your pregnancy, then you know you are warned of various chemicals not to take for the safety of your baby. Some chemicals or medicines are not advisable for pregnant women, others are specific on the stages of pregnancy. It's best not to take ibuprofen as a regular painkiller during your pregnancy. Though a one-off dose of ibuprofen at any stage of your pregnancy is unlikely to cause you or your baby harm, experts remain cautious. question if ibuprofen can make it more difficult for you to get pregnant. As always, you should not stop taking a As always, you should not stop taking a medication without first talking with your health care provider. Having said that, if you’re using Tylenol to treat a headache, make sure not to take more than the maximum recommended dosage of 4000 mg in one day. If you are pregnant, you should ONLY take medications under the direction of your doctor. If approved by your doctor, ibuprofen may be used in early pregnancy, but do not use this medicine during the later part (last 3 months or last trimester) of pregnancy. Ibuprofen during Pregnancy One thing that almost all doctors agree on: do NOT take ibuprofen in the third trimester of your pregnancy, particularly after about 32 weeks. If you need pain relief while you're pregnant, stick with acetaminophen (Tylenol) which has a long history of being safe to use during pregnancy. If you can't take acetaminophen while you're pregnant, talk with your healthcare provider about whether the benefits of ibuprofen outweigh potential risks. Pregnant women are generally advised to avoid taking ibuprofen. Paracetamol is recommended as a safer choice when you're pregnant. Don't take ibuprofen from 30 weeks of pregnancy onwards.