The following side effects may get better over time as your body gets used to the medication. Let your healthcare provider know immediately if you continue to experience these symptoms or if they worsen over time.
Common Side Effects
These were the most frequent side effects that required stopping the medication (greater than 14%):
- Diarrhea
- Rash
- Headache
- Nausea
- Fever
- Vomiting
Atovaquone serious side effects
Contact your healthcare provider immediately if you experience any of the following.
- Allergic reaction
Source: DailyMed
The following Atovaquone side effects have also been reported
Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.
Check with your doctor immediately if any of the following side effects occur:
More common
Cough or hoarseness
difficult or labored breathing
fever or chills
lower back or side pain
painful or difficult urination
tightness in the chest
Incidence not known
Black, tarry stools
bleeding gums
blood in the urine or stools
bluish-colored lips, fingernails, or palms
dark urine
dizziness or lightheadedness
fast heartbeat
headache
indigestion
large, hive-like swelling on the face, eyelids, lips, tongue, throat, hands, legs, feet, or sex organs
light-colored stools
loss of appetite
noisy breathing
pains in the stomach, side, or abdomen, possibly radiating to the back
pale skin
pinpoint red spots on the skin
rapid heart rate
unusual bleeding or bruising
unusual tiredness or weakness
vomiting
yellow eyes or skin
Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:
More common
Abdominal or stomach pain
lack or loss of strength
skin rash
sore mouth or tongue
sweating
trouble sleeping
white patches in the mouth, tongue, or throat
Incidence not known
Blistering, peeling, or loosening of the skin
eye irritation or redness
itching or skin rash
joint or muscle pain
red skin lesions, often with a purple center
Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.
Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.

