Efavirenz Sandoz

Efavirenz Sandoz is an antiviral medicine that helps fight HIV infection by reducing the amount of virus in the blood for adults and children aged 3 years and older.

Form
tabletti, kalvopäällysteinen
Strength
600 mg
Active Ingredient
Efavirenz
Manufacturer
Sandoz A/S

How to Use

Dosage

Adults and children weighing at least 40 kg should take 600 mg once a day.

Method

Take one tablet by mouth, whole with water, on an empty stomach, preferably at bedtime. An empty stomach means 1 hour before or 2 hours after a meal. The tablet can be divided if hard to swallow.

Important

The maximum daily dose is 600 mg.

Possible Side Effects

COMMON
  • •Rash
  • •Abnormal dreams
  • •Difficulty concentrating
  • •Dizziness
  • •Headache
  • •Sleep problems
  • •Drowsiness
  • •Coordination or balance problems
  • •Abdominal pain
  • •Diarrhea
  • •Nausea
  • •Vomiting
  • •Itching
  • •Fatigue
  • •Anxious or depressed mood
  • •Increased liver enzymes in blood (detected by tests)
  • •Increased triglyceride levels in blood (detected by tests)
RARE
  • •Nervousness
  • •Forgetfulness
  • •Confusion
  • •Seizures
  • •Unusual thoughts
  • •Blurred vision
  • •Vertigo (spinning sensation)
  • •Abdominal pain due to pancreas inflammation
  • •Severe allergic skin reactions (e.g., severe rash, Stevens-Johnson syndrome)
  • •Yellowing of skin or eyes, itchy skin or abdominal pain due to liver inflammation
  • •Male breast enlargement
  • •Aggressive behavior
  • •Hallucinations (seeing or hearing things not real), psychosis, mania (overactivity), paranoia, suicidal thoughts, catatonia (being still and silent), suicide attempts, delusions
  • •Ringing or buzzing in ears (tinnitus)
  • •Tremor (shaking)
  • •Redness, flushing
  • •Increased cholesterol levels in blood (detected by tests)
  • •Itchy rash due to sun exposure
  • •Liver failure, in some cases leading to death or liver transplant
  • •Unexplained anxiety, difficulty thinking clearly or rationally

Important Warnings

  • Do not take if you are allergic to efavirenz or any other ingredients in this medicine.
  • Do not take if you have severe liver disease.
  • Do not take if you have severe heart problems, including changes in heart rhythm, slow heartbeat, a family history of sudden heart death, or a condition called QT prolongation.
  • Do not take if your doctor has told you that your blood potassium or magnesium levels are too high or too low.
  • Tell your doctor if you have a history of mental illness, depression, or substance abuse. Get help right away if you feel depressed, think about suicide, or have strange thoughts.
Show 6 more warnings
  • Tell your doctor if you have had seizures or are taking medicines for epilepsy.
  • Stop taking this medicine and contact your doctor immediately if you develop a severe rash with blisters or fever.
  • Contact your doctor if you experience confusion, slow thinking, slow movements, delusions, or hallucinations. These can happen months or years after starting treatment.
  • Seek immediate medical attention if you notice any signs of inflammation or infection.
  • Contact your doctor if you experience joint stiffness, pain in joints (especially hip, knee, shoulder), or difficulty moving, as these could be signs of bone problems.
  • This medicine may cause dizziness, trouble concentrating, and drowsiness. Do not drive or operate machinery if you have these symptoms.