Side Effects
Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.
Check with your doctor immediately if any of the following side effects occur:
More common- Drowsiness
- Relaxed and calm
- Sleepiness
- Abdominal or stomach pain
- Aggressive, angry
- Agitation
- Anxiety
- Attack, assault, or force
- Black, tarry stools
- Bleeding gums
- Blood in urine or stools
- Bluish lips or skin
- Blurred vision
- Change in consciousness
- Chills
- Coma
- Confusion
- Confusion about identity, place, and time
- Convulsions
- Cough or hoarseness
- Dark urine
- Decreased urine output
- Difficulty in breathing and/or swallowing
- Difficulty in speaking
- Discouragement
- Dizziness, faintness, or lightheadedness when getting up from a lying or sitting position suddenly
- Drooling
- Dry mouth
- Excitation
- False or unusual sense of well-being
- Fast or irregular heartbeat
- Fear or nervousness
- Feeling sad or empty
- Fever with or without chills
- General feeling of tiredness or weakness
- Headache
- Hives
- Hyperventilation
- Increased thirst
- Irregular, fast or slow, or shallow breathing
- Irritability
- Itching
- Loss of appetite
- Loss of balance control
- Loss of consciousness
- Loss of interest or pleasure
- Loss of memory
- Lower back or side pain
- Muscle pain or cramps
- Muscle trembling, jerking, or stiffness
- Nausea or vomiting
- Not breathing
- Painful or difficult urination
- Pale or blue lips, fingernails, or skin
- Pinpoint red spots on skin
- Problems with memory
- Puffiness or swelling of the eyelids or around the eyes, face, lips, or tongue
- Rash
- Reddening of the skin, especially around ears
- Restlessness
- Seeing, hearing, or feeling things that are not there
- Seizures
- Shaking
- Shortness of breath
- Shuffling walk
- Sleeplessness
- Sore throat
- Sores, ulcers, or white spots on lips or in mouth
- Stiffness of limbs
- Sweating
- Swelling of eyes or inside of nose
- Swelling of face, ankles, or hands
- Swollen glands
- Thoughts or attempts at killing oneself
- Tightness in chest
- Trouble concentrating
- Trouble sleeping
- Twisting movements of body
- Unable to sleep
- Uncontrolled movements, especially of face, neck, and back
- Unexplained bleeding or bruising
- Unpleasant breath odor
- Unusual bleeding or bruising
- Unusual tiredness or weakness
- Vomiting of blood
- Wheezing
- Yellow eyes or skin
Get emergency help immediately if any of the following symptoms of overdose occur:
Symptoms of overdose- Changes in patterns and rhythms of speech
- Increased sweating
- Loss of strength or energy
- Low blood pressure
- Nightmares
- Shakiness and unsteady walk
- Slurred speech
- Trouble in speaking
- Unsteadiness, trembling, or other problems with muscle control or coordination
- Unusual drowsiness, dullness, tiredness, weakness, or feeling of sluggishness
- Unusual excitement, nervousness, restlessness, or irritability
- Unusual paleness unusual weak feeling
Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:
Incidence not known- Being forgetful
- Clumsiness
- Constipation
- Decreased interest in sexual intercourse
- Disturbed color perception
- Dizziness or lightheadedness
- Double vision
- Drowsiness
- Feeling of constant movement of self or surroundings
- Hair loss, thinning of hair
- Halos around lights
- Hostility
- Inability to have or keep an erection
- Increased in sexual ability, desire, drive, or performance
- Increased interest in sexual intercourse
- Lack or loss of self-control
- Lethargy
- Loss in sexual ability, desire, drive, or performance
- Low body temperature
- Muscle aches
- Muscle twitching
- Muscle weakness
- Night blindness
- Overbright appearance of lights
- Rapid weight gain
- Sensation of spinning
- Shakiness in legs, arms, hands, or feet
- Shivering
- Sleepiness
- Stupor
- Trembling or shaking of hands or feet
- Tunnel vision
- Weak or feeble pulse
Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.
Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.


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