1. something that is to happen or has happened to a particular person or thing; lot or fortune. 2. the predetermined, usu. inevitable, course of events. 3. the power or agency that determines the course of events.
Alternating between ibuprofen and acetaminophen every 2 hours because you have to wait 4 hours for each of them to take a second dose of the same thing. So instead you take a dose of Acetaminophen now, then Ibuprofen in 2 hours and back to Acetaminophen 2 hours later as needed.
Here are a few basic tips to ensure you're making the most of ibuprofen: 1  Take your dose with a full glass of water. 2  If you're taking regular prescribed doses, never take a double dose. 3  Do not lie down for at least 10 minutes after taking ibuprofen.