COMMON side effects
If experienced, these tend to have a Severe expression
- muscle weakness
If experienced, these tend to have a Less Severe expression
- indigestion
- drowsiness
- inducing of a relaxed easy state
- dizziness
- loss of muscle coordination
- slurred speech
INFREQUENT side effects
If experienced, these tend to have a Severe expression
- confusion
- behavioral problems
- abnormal nervous system function affecting alertness
If experienced, these tend to have a Less Severe expression
- low energy
- diarrhea
- generalized weakness
RARE side effects
If experienced, these tend to have a Severe expression
- a type of blood disorder where the red blood cells burst called hemolytic anemia
- low blood counts due to bone marrow failure
- anemia
- decreased blood platelets
- very low levels of granulocytes, a type of white blood cell
- low levels of white blood cells
- low levels of a type of white blood cell called neutrophils
- increased eosinophils in the blood
- high levels of white blood cells
- mental problems from taking the drug
- manic behavior
- suicidal thoughts
- addiction to a drug
- depression
- feelings of hostility
- low blood pressure
- decreased lung function
- coma
- memory loss
- hallucinations
- seizures
- a skin rash
- apnea, a breathing interruption
- trouble breathing
- an inability to completely empty the bladder
- abnormal liver function tests
- a significant type of allergic reaction called anaphylaxis
- a type of allergic reaction called angioedema
- accidental falls
- a yellowing of the eyes or skin from buildup of bilirubin called jaundice
- sleepwalking
If experienced, these tend to have a Less Severe expression
- over excitement
- depersonalization, a disconnection of one's own sense of reality or identity
- altered interest in having sexual intercourse
- nightmares
- agitation
- aggressive behavior
- double vision
- blurred vision
- a change in vision
- pink eye
- nystagmus, a condition with involuntary eye movements
- excessive saliva production
- dry mouth
- stomatitis, a condition with painful swelling and sores inside the mouth
- a painful, red or swollen tongue
- constipation
- a problem with menstrual periods
- itching
- hair loss
- cramps
- difficulty concentrating
- fainting
- sensation of spinning or whirling
- a sleep disorder
- muscle tremors
- decreased appetite
- excessive thirst
- headache
- a type of speech disorder called dysarthria
- yawning
- hiccups
- nausea
- difficult or painful urination
- involuntary leakage of urine
- nervousness
- irritability
- complex sleep behaviors like eating or driving while asleep
- abnormal dreams
- problems thinking clearly
- fast heartbeat
