In such cases, withdrawal symptoms (such as severe tiredness, mood changes including depression, and sleep problems) may occur if you suddenly stop using this medication.

Tell your doctor immediately if any of these unlikely but serious side effects occur: facial/muscle twitching, signs of infection (e.g., severe tiredness, fever, persistent sore throat), seizures, uncontrollable movements, change in the amount of urine.

In such cases, withdrawal symptoms (such as depression, severe tiredness) may occur if you suddenly stop using this medication.

Tell your doctor immediately if any of these rare but serious side effects occur: signs of liver problems (such as persistent nausea/vomiting, stomach/abdominal pain, severe tiredness, yellowing eyes/skin, dark urine).

Symptoms of overdose may include: severe drowsiness, severe dizziness, severe tiredness, very slow heartbeat.

Signs of liver problems are yellow eyes or skin, dark urine, severe tiredness, or pain in your belly.

Tell your doctor right away if you experience any of these unlikely but serious side effects: swelling ankles/feet, severe tiredness, shortness of breath, unexplained/sudden weight gain.

Tell your doctor immediately if you experience symptoms of liver problems (such as persistent nausea/vomiting, abdominal pain, dark urine, severe tiredness, loss of appetite, itchiness).

Other severe side effects include unusual or severe tiredness or weakness, as well as yellowing of the skin or the eyes.