https://clinicalinfo.hiv.gov/en/drugs/maraviroc/pa

https://clinicalinfo.hiv.gov/en/drugs/maraviroc/patient
Side effects:
Maraviroc can cause serious, life-threatening side effects. These include liver problems, heart problems (including heart attack), skin reactions, and allergic reactions. An allergic reaction may happen before liver problems occur.
Stop taking maraviroc and contact your health care provider right away if you have any of the following symptoms that could be signs of liver problems:
* An itchy rash on your body (allergic reaction)
* Yellowing of your skin or the whites of your eyes (jaundice)
* Dark-colored urine
* Vomiting
* Pain, aching, or tenderness on the right side of your stomach area
Stop taking maraviroc and contact your health care provider right away if you develop a rash with any of the following symptoms:
* Fever
* General ill feeling
* Muscle aches
* Blisters or sores in your mouth
* Blisters or peeling of your skin
* Redness or swelling of your eyes
* Swelling of your face, mouth, or lips
* Trouble breathing
* Yellowing of the skin or whites of your eyes (jaundice)
* Dark-colored urine
* Pain, aching, or tenderness on the right side below your ribs
* Loss of appetite
* Nausea
* Vomiting
While taking maraviroc, it is important to keep all of your appointments with your health care provider.