What is this drug used for?
• It is used to treat hepatitis B infection.
Frequently reported side effects of this drug
• Headache
• Dizziness
• Nausea
• Loss of strength and energy
Other side effects of this drug: Talk with your doctor right away if you have any of these signs of:
• Lactic acidosis like fast breathing, fast heartbeat, abnormal heartbeat, vomiting, fatigue, shortness of breath, severe loss of strength and energy, severe dizziness, feeling cold, or muscle pain or cramps.
• Liver problems like dark urine, fatigue, lack of appetite, nausea, abdominal pain, light-colored stools, vomiting, or yellow skin.
• Signs of a significant reaction like wheezing; chest tightness; fever; itching; bad cough; blue skin color; seizures; or swelling of face, lips, tongue, or throat.
Note: This is not a comprehensive list of all side effects. Talk to your doctor if you have questions.
Pronunciation
(en TE ka veer)
Generic Availability: US
May be product dependent
Storage and Stability
Store at 25°C (77°F); excursions permitted to 15°C to 30°C (59°F to 86°F). Protect from light. After opening, oral solution can be used up to expiration date on the bottle.
Adverse Reactions
As reported with adult patients, unless otherwise noted.
Central nervous system: Fatigue, headache
Dermatologic: Skin rash
Endocrine & metabolic: Glycosuria, hyperglycemia
Gastrointestinal: Abdominal pain (children and adolescents), diarrhea, dyspepsia, increased serum lipase, nausea, unpleasant taste (children and adolescents), vomiting
Genitourinary: Hematuria
Hepatic: Increased serum alanine aminotransferase, increased serum bilirubin
Renal: Increased serum creatinine
<1%, postmarketing, and/or case reports: Alopecia, anaphylactoid shock, dizziness, drowsiness, hepatomegaly, hepatomegaly with steatosis, hypoalbuminemia, increased serum transaminases, insomnia, lactic acidosis, macular edema (Muqit 2011), thrombocytopenia
