Delirium itself is not a disease, but rather a a set of symptoms. It may result from an underlying disease, over-consumption of alcohol, from drugs administered during treatment of a disease, withdrawal from drugs or from any number of health factors.
After a single dose of Kariva combination tablet [white], the relative bioavailability of ethinyl estradiol is approximately 93% while the relative bioavailability of the 0.01 mg tablet [light-blue] is 99%. The effect of food on the bioavailability of Kariva tablets following oral administration has not been evaluated.
Note that when a combination drug product (whether fixed-dose or not) is a pill (i.e., a tablet or capsule), then it is also a kind of  polypill  or combopill. Initially, fixed-dose combination drug products were developed to target a single disease (such as with antiretroviral FDCs used against AIDS).