Many mothers need to take medications during breastfeeding. Although many drugs are safe to use when you're breastfeeding, most will get into your milk to some degree and may even affect your milk supply. Ibuprofen Tablets, USP, a nonsteroidal anti-inflammatory drug (NSAID), is available in 400 mg, 600 mg, and 800 mg tablets for oral administration. Relieves Occasional Sleeplessness, Fussiness and Irritability in Babies Babies get fussy. It’s a natural response to being in a totally new world. Reduces fever and pain while being gentle on tummies. Choose TYLENOL ®, 1 pediatrician recommended brand of pain reliever/fever reducer. Ibuprofen, sold under the brand names Advil, Motrin, and Ibuprin, is a medication used to relieve pain, swelling and inflammation. Motrin and Advil can be purchased over-the-counter in 200. Learn how you can find relief from muscle aches, minor arthritis pain, backaches and headaches with MOTRIN® IB Liquid Gels, which contain ibuprofen. SHOULD I TAKE TYLENOL, ADVIL OR ASPIRIN? by eugeneyeung. When I work as a pharmacist in a retail pharmacy, I get a lot of questions from customers on which painkiller is best for them. Q) Dr. Gwenn: I have an 11month old son who weighs 20lbs. How much Tylenol or Motrin can I give him? Thanks! AC, Massachusetts. A) Dear AC: Great question. The maximum dose is 4 g (4000 mg); this would be equivalent to 8 extra strength tablets. Although long term use at this dose is common in the UK, it can cause serious liver damage over decades of use. There should be no reason that the same total dose of a drug will have any different effects. If you are taking 800 mg ibuprofen, then you are at the maximum dose.