Rifapentine Side Effects and Warnings

What are the precautions when taking this medicine?

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

• If you have porphyria, talk with healthcare provider.

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

• Avoid alcohol (includes wine, beer, and liquor). Alcohol can worsen liver disease.

• 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?

• Change in color of body fluids to orange.

• Discoloration of contact lenses. Do not wear while taking this medicine.

• Belly pain.

• Diarrhea. Yogurt, Bifidobacterium bifidum, or Lactobacillus acidophilusmay help. These products are available at health food stores or in some pharmacies.

• Feeling dizzy. Rise slowly over several minutes from sitting or lying position. Be careful climbing.

• Flu-like symptoms. These include headache, weakness, fever, shakes, aches, pains, and sweating. Mild pain medicine may help.

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.

• Severe nausea or vomiting.

• Not able to eat.

• Dark urine or yellow skin or eyes.

• Feeling extremely tired or weak.

• Any rash.

• No improvement in condition or feeling worse.