Do not take any other medication without checking with your family doctor first . To do so may increase the risk of side effects from ritonavir or the other medication.
The best for you that your family doctor check your progress at regular appointments to make sure this drug is help you and check for unwanted effects, especially increases in blood sugar.
This drug may decrease the effects of some oral contraceptives - birth control pills To avoid unwanted pregnancy, it is a good idea to use some additional contraceptive measures while being treated with ritonavir .