As the effect of ritonavir may decrease with time, it is important that your progress is assessed regularly. It is not currently known how long the beneficial effects of this medication will last. The taste of the oral solution may be improved by mixing with chocolate milk, Ensure , or Advera . Mix only one dose at a time, and take the whole dose within 1 hour of mixing. The effects of antacids on the absorption of ritonavir have not been studied.
Some people experience nausea when beginning treatment with ritonavir.
In addition, people beginning combination regimens with ritonavir may wish to start with ritonavir alone, and add the nucleosides later before completing two weeks of ritonavir monotherapy. The missed dose should be taken as soon as you remember, then just carry on with your regular dosing schedule. However, do not take 2 doses at the same time. If you are unsure what to do, consult your doctor or pharmacist. If you are concerned about these or any other unexpected effects experienced while taking ritonavir, please call the clinic or discuss them at your next visit.