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What is QPEN 50MG?
- QPEN 50MG contains Quetiapine which belongs to a class of medications known as anti-psychotics
CONSUMER MEDICINE INFORMATION
THERAPEUTIC USES
WARNING & PRECAUTIONS
INTERACTIONS
DIRECTIONS FOR USE
SIDE EFFECTS
MORE INFORMATION
What QPEN 50MG is used for?
QPEN 50MG is used to treat several illnesses, such as:
- bipolar depression and major depressive episodes in major depressive disorder: You may find that you feel depressed, feel guilty, lack energy, lose your appetite or can’t sleep
- mania: where you may feel very excited, elated, agitated, enthusiastic or hyperactive or have poor judgment including being aggressive or disruptive
- schizophrenia: where you may hear or feel things that are not there, believe things that are not true or feel unusually suspicious, anxious, confused, guilty, tense or depressed
Talk to your doctor before taking QPEN 50MG, if you:
- are allergic to Quetiapine or to any of the other ingredients of this medicine
- have heart problems
- have low blood pressure
- had a stroke or fits (seizure)
- have liver problems
- have a history of blood clots
- have diabetes
- are an elderly person with dementia (loss of brain function)
- have or have had a condition called ‘sleep apnoea’where you stop breathing for short periods during your normal nightly sleep
- have a condition where you cannot completely empty your bladder (urinary retention)
- have eye problem
- have a history of problems with alcohol or drug use
- have a long-lasting and painful erection (priapism)
- have thoughts of suicide and worsening of your depression
Tell your doctor if you are taking, have recently taken or might take any other medicines, including medicines obtained without a prescription and herbal medicines.
Tell your doctor if you are taking:
- medicines used for viral and fungal infections
- erythromycin or clarithromycin used for bacterial infections
- nefazodone used for depression
- phenytoin or carbamazepine used to treat fits
- medicines used to treat high blood pressure
- barbiturates used for anxiety
- thioridazine or lithium used to treat mental problems
- diuretics
- medicines that can cause constipation
- Always take this medicine exactly as your doctor has told you
- The maintenance dose (daily dose) will depend on your illness but will usually be between 150 mg and 800 mg
- You will take your tablets once a day
- Do not split, chew or crush the tablets
- Swallow your tablets whole with a drink of water
- Take your tablets before food
- Do not drink grapefruit juice while you are taking QPEN 50MG
If you take more QPEN 50MG
- If you take more QPEN 50MG than prescribed by your doctor, you may feel sleepy, feel dizzy and experience abnormal heart beats
- Contact your doctor or nearest hospital straight away
If you forget to take a dose of QPEN 50MG
- If you forget to take a dose, take it as soon as you remember
- If it is almost time to take the next dose, wait until then
- Do not take a double dose to make up for a forgotten tablet
If you stop taking QPEN 50MG
- If you suddenly stop taking QPEN 50MG, you may be unable to sleep (insomnia), you may nausea, or you may experience headache, diarrhoea, vomiting, dizziness or irritability
- Do not stop taking this medicine unless your doctor tells you
Like all medicines, this medicine can cause side effects, although not everybody gets them.
SERIOUS
COMMON
UNCOMMON
RARE
VERY RARE
- rapid heartbeat
- constipation, stomach upset (indigestion)
- swelling of arms or legs
- low blood pressure when standing up. this may make you feel dizzy or faint (may lead to falls)
- increased levels of sugar in the blood
- blurred vision
- abnormal dreams and nightmares
- feeling more hungry
- feeling irritated
- disturbance in speech and language
- thoughts of suicide and worsening of your depression.
- shortness of breath
- vomiting (mainly in the elderly)
- changes in the amount of thyroid hormones in your blood
- decreases in the number of certain types of blood cells
- increases in the amount of liver enzymes measured in the blood
- increases in the amount of the hormone prolactin in the blood.
- irregular periods
- feeling weak, fainting (may lead to falls)
- stuffy nose
- dizziness (may lead to falls), headache, dry mouth
- feeling sleepy
- withdrawal symptoms include not being able to sleep, feeling sick, headache, diarrhoea, being sick, dizziness, and irritability. gradual withdrawal over a period of at least 1 to 2 weeks is advisable
- abnormal muscle movements
- changes in the amount of certain fats (triglycerides and total cholesterol)
- weight gain
- fits or seizures
- unpleasant sensations in the legs (also called restless legs syndrome)
- difficulty in swallowing
- uncontrollable movements, mainly of your face or tongue
- sexual dysfunction
- difficulty in passing urine
- stuffy nose
- decrease in the amount of red blood cells
- decrease in the amount of sodium in the blood
- worsening of pre-existing diabetes
- yellowing of the skin and eyes (jaundice), inflammation of the liver (hepatitis)
- a long-lasting and painful erection (priapism)
- swelling of breasts and unexpected production of breast milk (galactorrhoea)
- menstrual disorder
- blood clots in the veins especially in the legs (symptoms include swelling, pain and redness in the leg), which may travel through blood vessels to the lungs causing chest pain and difficulty in breathing
- walking, talking, eating or other activities while you are asleep
- decreased body temperature
- inflammation of the pancreas
- a condition (called “metabolic syndrome”) where you may have a combination of 3 or more of the following: an increase in fat around your abdomen, a decrease in “good cholesterol” (hdl-c), an increase in a type of fat in your blood called triglycerides, high blood pressure and an increase in your blood sugar
- bowel obstruction
- increased blood creatine phosphokinase (a substance from the muscles)
- severe rash, blisters, or red patches on the skin
- difficulty in breathing
- rapid swelling of the skin, usually around the eyes, lips and throat (angioedema)
- a serious blistering condition of the skin, mouth, eyes and genitals
- inappropriate secretion of a hormone that controls urine volume
- breakdown of muscle fibers and pain in muscles (rhabdomyolysis)
