In Norway the oil and gas sector produces 23% of GDP. In the UK the financial services sector produces 10% of GDP. In Canada, a sector like Professional, scientific and technical services produces 5% of GDP.
ibuprofen will exit your system in 12-24 hours, depending on your body. the dosage doesn't effect time in your system, it just effects the potency of the drug during its duration i your body. so it may only take 12 hours to get out of your body, and the 600mg is just telling you how strong it will be in your body.
The recommended adult dose of ibuprofen is 200 mg to 400 mg every 4 to 6 hours as required. The maximum daily dose is 1,200 mg. Ibuprofen available without a prescription should not be taken for more than 3 consecutive days for a fever or 5 consecutive days for pain unless advised by your doctor.