Patient Medication Information: uses, side effects, how to take - Ava-Baclofen
ABOUT THIS MEDICATION
What the medication is used for:
Ava-BACLOFEN is one of a group of medicines called muscle relaxants.
Ava-BACLOFEN is used to reduce and relieve the excessive tension (spasms) in your muscles occurring in various conditions such as multiple sclerosis and diseases or injuries of the spinal cord.
What it does:
Due to the relaxation of muscle and the consequent relief from pain, Ava-BACLOFEN improves your ability to move, makes it easier for you to manage your daily activities and facilitates physiotherapy.
If you have any questions about how Ava-BACLOFEN works or why this medicine has been prescribed for you, ask your doctor.
When it should not be used:
Do not take Ava-BACLOFEN:
If you are allergic (hypersensitive) to baclofen or
any of the other ingredients listed in “What the nonmedicinal ingredients are”.
If this applies to you, tell your doctor without taking Ava-BACLOFEN.
If you think you may be allergic, ask your doctor for advice.
What the medicinal ingredient is:
The active substance of Ava-BACLOFEN is baclofen.
What the non-medicinal ingredients are:
The non-medicinal ingredients are: colloidal silicon dioxide, dibasic calcium phosphate, lactose, magnesium stearate, microcrystalline cellulose, and sodium starch glycolate.
What dosage forms it comes in:
Ava-BACLOFEN is available in 10 mg and 20 mg tablets.
WARNINGS AND PRECAUTIONS
BEFORE you use Ava-BACLOFEN talk to your doctor or pharmacist if you:
- Have kidney disease. Your doctor will decide whether or not Ava-BACLOFEN is the appropriate treatment for you;
- Are suffering from epilepsy (seizures);
- Have acute pain in your stomach (ulcer) or intestines, breathing problems, liver disease, or a disturbance of circulation in your brain;
- Are taking medicines for arthritis or pain (see section:
- “Interactions with this medication”);
- Have difficulty urinating;
- Have certain mental illnesses accompanied by confusion or depression;
- Are diabetic.
Older people or people with a disturbance of circulation in the brain
If you are in one of these groups, you may experience more side effects. Therefore, your doctor will keep you under appropriate surveillance and may adapt the dose of Ava-BACLOFEN you take.
Children and adolescents
Safe use of Ava-BACLOFEN in children under age 12 has not been established and it is therefore not recommended for use in children.
Pregnancy and breast-feeding
Ask your doctor or pharmacist for advice before taking any medicine.
You should not use Ava-BACLOFEN during pregnancy unless your doctor advises you to do so. Tell your doctor if you are pregnant, planning to become pregnant, or breast-feeding. He or she will discuss with you the potential risk of taking Ava-BACLOFEN during pregnancy or if you are breast-feeding.
Driving and using machines
In some people, Ava-BACLOFEN may be associated with dizziness, sleepiness or visual disturbance. If this happens
Ava-BACLOFEN Product Monograph Page 21 of 23
to you, do not drive a car, use a machine, or do other things that need your full attention.
Further safety measures
Before having any kind of surgery (including by the dentist), or emergency treatment, tell the doctor in charge of you that you are taking Ava-BACLOFEN.
INTERACTIONS WITH THIS MEDICATION
Drugs that may interact with Ava-BACLOFEN include:
Alcohol;
- Sedative drugs;
- Medicines used to treat depression;
- Medicines used to treat high blood pressure;
- Medicines used to treat Parkinson's disease;
- Medicines for arthritis or pain.
Tell your doctor or pharmacist if you are taking or have recently taken any other medicines, including medicines obtained without a prescription.
You should not drink alcohol during your treatment with Ava-BACLOFEN.
PROPER USE OF THIS MEDICATION
Usual dose:
Follow your doctor’s instructions carefully. Do not exceed the recommended dose.
How much Ava-BACLOFEN to take
Treatment usually start with 15 mg daily, preferably taken in divided doses. The dose is then gradually increased until the best results are obtained; this may be between 40 mg to 80 mg per day, taken in divided doses.
The dose prescribed by your doctor may be different from that written here. If this is the case, follow the doctor's instructions.
Your doctor will tell you exactly how many tablets of Ava-BACLOFEN to take.
Depending on how you respond to the treatment, your doctor may suggest a higher or lower dose.
When to take Ava-BACLOFEN
Taking Ava-BACLOFEN at the same time each day will help you remember when to take your medicine.
How to take Ava-BACLOFEN
Be sure to take this medicine regularly, and exactly as your doctor tells you. This will help you to get the best results and reduce the risk of side effects.
How long to take Ava-BACLOFEN
Continue taking Ava-BACLOFEN as your doctor tells you. If you have questions about how long to take Ava-BACLOFEN talk to your doctor or your pharmacist.
Do not suddenly stop taking Ava-BACLOFEN without first checking with your doctor. He or she will tell you when and how you can stop taking this medicine; stopping suddenly can make your condition worse.
If you stop your treatment suddenly, you may experience: nervousness, feeling confused, hallucinations, abnormal thinking or behaviour, convulsions, uncontrollable twitching, jerking or writhing movements, fast heart beat, high body temperature. The excessive tension (spasms) in your muscles may also become worse.
Overdose:
Contact your doctor, regional Poison Control Centre or pharmacist immediately if you have accidentally taken may more tablets than your doctor has prescribed. If you are unable to contact them, go to a hospital emergency department for medical help, even though you may not feel sick. Show your doctor your bottle of tablets.
The main symptoms of overdose are drowsiness, breathing difficulties, trouble of consciousness and being unconscious (coma).
Other symptoms may include: feeling confused, hallucinations, agitation, convulsions, blurred vision, unusual muscle weakness, sudden contraction of the muscles, poor or absent reflexes, high or low blood pressure, slow, fast or irregular heart beat, low body temperature, nausea, vomiting, diarrhea or salivating a lot.
Missed Dose:
If you have forgotten to take one dose as scheduled, take it as soon as you remember. However, if it is almost time for your next dose, do not take the missed one at the same time as the scheduled one, otherwise you will be doubling the dose. Just go back to your regular dosing timetable. If you have forgotten to take several doses you should contact your doctor.
Ava-BACLOFEN Product Monograph Page 22 of 23
SIDE EFFECTS AND WHAT TO DO ABOUT THEM
Like all medicines, Ava-BACLOFEN can have some side effects, although not everybody gets them. These are often mild and are usually at the start of treatment; they normally wear off after a few days.
Very common side effects
These side effects may affect more than 1 in 10 patients.
- Drowsiness, sleepiness;
- Nausea.
If any of these affects you severely, tell your doctor.
Common side effects
These side effects may affect between 1 and 10 in every 100 patients.
- Feeling faint, tiredness, exhaustion, dizziness, headache, inability to sleep, weakness in arms and legs, pain in muscles, uncontrollable eye movement, dry mouth;
- Disturbance of the digestive tract, retching, vomiting, constipation, diarrhea;
- Sweating a lot;
- Passing more urine than normal, bedwetting.
If any of these affects you severely, tell your doctor.
Rare side effects
These side effects may affect between 1 and 10 in every 10,000 patients.
- Tingling or numbness of the hands and/or feet, difficulty in speaking, taste disturbance;
- Abdominal pain;
- Sudden decrease in urine;
Inability to get or to maintain an erection
(impotence).
If any of these affects you severely, tell your doctor.
If you notice any other side effects not mentioned in this leaflet, please inform your doctor or pharmacist.
| SERIOUS SIDE EFFECTS, HOW OFTEN THEY HAPPEN AND WHAT TO DO ABOUT THEM | ||||
| Symptom / effect | Talk with your doctor or pharmacist | Seek urgent medical attention | ||
| Only if severe | In all cases | |||
| Common | Breathing problems | √ | ||
| Feeling of confusion | √ | |||
| Feeling of extreme happiness | √ | |||
| Sad mood (depression) | √ | |||
| Loss of coordination affecting balance and walking, limb and eye movements and/or speech (signs of ataxia) | √ | |||
| Trembling | √ | |||
| Hallucinations | √ | |||
| Nightmares | √ | |||
| Blurred vision/visual disturbance | √ | |||
| Shortness of breath at rest or with activity, swelling in the legs and tiredness (signs of decreased cardiac output) | √ | |||
| Low blood pressure (hypotension). | √ | |||
| Skin rash | √ | |||
| Difficulty passing urine, pain when passing urine or a sudden decrease in urine. | √ | |||
| Rare | Abdominal pain, yellowing of the skin or eyes and tiredness (signs of liver disturbance) | √ | ||
| Convulsions | √ | |||
| Very Rare | Low body temperature | √ | ||
Ava-BACLOFEN Product Monograph Page 23 of 23
This is not a complete list of side effects. For any unexpected effects while taking Ava-BACLOFEN, contact your doctor or pharmacist.
HOW TO STORE IT
- Store between 15E-30EC (59E-86EF)
- Protect from heat and humidity.
Do not use after the expiry date shown on the
bottle.
- Keep out of the reach and sight of children
MORE INFORMATION
This document plus the full product monograph, prepared for health professionals, can be obtained by contacting the sponsor, Avanstra Inc. at,
1-888-550-6060.
Avanstra Inc.
Calgary, Alberta
T3N 0A4
Last revised August 8, 2011
REPORTING SIDE EFFECTS
You can report any suspected adverse reactions associated with the use of health products to the Canada Vigilance Program by one of the following 3 ways:
Postage paid labels, Canada Vigilance Reporting Form and the adverse reaction reporting guidelines are available on the MedEffect™ Canada Web site at www.healthcanada.gc.ca/medeffect . NOTE: Should you require information related to the management of side effects, contact your health professional. The Canada Vigilance Program does not provide medical advice. |