Posaconazole Side Effects and Warnings

What are the precautions when taking this medicine?

• Check medicines with healthcare provider. This medicine may not mix well with other medicines.

• If you have a fast heartbeat, talk with healthcare provider.

• If you have kidney disease, talk with healthcare provider.

• If you have liver disease, talk with healthcare provider.

• If you have low magnesium levels, talk with healthcare provider.

• If you have low potassium levels or if you are taking a water pill, talk with healthcare provider.

• Tell healthcare provider if you cannot take this medicine with food.

• Avoid grapefruit and grapefruit juice.

• Avoid alcohol (includes wine, beer, and liquor).

• Tell healthcare provider if you are pregnant or plan on getting pregnant.

• Tell healthcare provider if you are breast-feeding.

What are some possible side effects of this medicine?

• Nausea or vomiting. Small frequent meals, frequent mouth care, sucking hard, sugar-free candy, or chewing sugar-free gum may help.

• Diarrhea.

• Belly pain.

• Headache.

• Low potassium level. Signs include feeling tired, weak, numbness, or tingling; muscle cramps; constipation; vomiting; or fast heartbeat.

• Liver damage can rarely occur.

Reasons to call healthcare provider immediately

• If you suspect an overdose, call your local poison control center or emergency department immediately.

• Signs of a life-threatening reaction. These include wheezing; chest tightness; fever; itching; bad cough; blue skin color; fits; or swelling of face, lips, tongue, or throat.

• Difficulty breathing.

• Severe swelling.

• Fast heartbeat or passing out.

• Severe belly pain.

• Severe diarrhea.

• Severe nausea or vomiting.

• Not able to eat.

• Signs of low potassium.

• Significant weight gain.

• Dark urine or yellow skin or eyes.

• Feeling extremely tired or weak.

• Any rash.

• No improvement in condition or feeling worse.