Patient Medication Information: uses, side effects, how to take - Jamp Valproic Acid Oral Solution
Serious warnings and precautions box
Pregnancy, Birth Defects and Developmental Disorders: JAMP Valproic Acid Oral Solution may cause your baby to develop birth defects and/or physical or mental development problems if taken during pregnancy. These can include:
These can seriously affect your child and result in disabilities, which can be severe.
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While you are taking JAMP Valproic Acid Oral Solution; If you are a parent of, or are caring for a female child taking JAMP Valproic Acid Oral Solution, tell your healthcare professional as soon as your child has her first period. Pregnancy Prevention Program: Information on the Pregnancy Prevention Program including educational resources, as well as to report suspected embryo-fetal exposure to valproate, can be found at the following website: www.jampinfo.com Do not take JAMP Valproic Acid Oral Solution during pregnancy, unless you and your healthcare professional have discussed the risks and have decided that you should. It should only be taken if alternative treatments do not work. If you become pregnant while taking JAMP Valproic Acid Oral Solution, talk to your healthcare professional right away. Do not stop taking JAMP Valproic Acid Oral Solution unless your healthcare professional has told you to do so. Pregnancy Registry: If you become pregnant while taking JAMP Valproic Acid Oral Solution, talk to your healthcare professional about registering with the North American Antiepileptic Drug Pregnancy Registry. You can enroll in this registry by calling 1-888-233-2334. The purpose of this registry is to collect information about the safety of antiepileptic medicines during pregnancy. Information on the registry can also be found at the following website: http://www.aedpregnancyregistry.org/.
Liver Failure: cases of fatal liver failure have occurred in patients receiving JAMP Valproic Acid Oral Solution. If liver failure occurs, it usually happens during the first 6 months of treatment. You are more at risk for liver failure if you:
Mitochondrial Disorders: if you have a mitochondrial disorder such as Alpers Huttenlocher Syndrome, do not take JAMP Valproic Acid Oral Solution. If your child is under 2 years of age |
and you think they may have a mitochondrial disorder, they should not be given JAMP Valproic Acid Oral Solution unless all other medications have failed. Pancreatitis (inflammation of the pancreas): cases of life-threatening pancreatitis have occurred in both children and adults taking JAMP Valproic Acid Oral Solution. Some instances happen shortly after the first use of JAMP Valproic Acid Oral Solution, while others after several years of use. Talk to your healthcare professional right away if you start to have any symptoms of pancreatitis. (See the Serious side effects and what to do about them table below for symptoms of liver failure and pancreatitis). |
What JAMP Valproic Acid Oral Solution is used for:
- JAMP Valproic Acid Oral Solution is used in adults and children to control epilepsy (a disorder of the brain that causes seizures. Please follow your healthcare professional’s instructions carefully.
How JAMP Valproic Acid Oral Solution works:
JAMP Valproic Acid Oral Solution is thought to work by increasing the amount of an amino acid in the brain called “gamma-aminobutyric acid" (GABA). By changing the amount of GABA in the brain, JAMP Valproic Acid Oral Solution is able to help control epilepsy.
The ingredients in JAMP Valproic Acid Oral Solution are:
Medicinal ingredient: valproic acid (as sodium valproate).
Non-medicinal ingredients: acetanisole, alpha-ionone, benzyl acetate, benzaldehyde, benzaldehyde propylene glycol acetal, FD&C Red No. 40, glycerin, hydrochloric acid**, isoamyl acetate, methylparaben*, propylparaben*, purified water, propylene glycol, sorbitol, sucrose, sodium hydroxide**, vanillin.
* methylparaben and propylparaben may cause an immediate or delayed allergic reaction.
** hydrochloric acid and sodium hydroxide are used for pH adjustment.
JAMP Valproic Acid Oral Solution comes in the following dosage form(s):
Oral solution; 250 mg of valproic acid (as sodium valproate) for every 5 mL.
Do not use JAMP Valproic Acid Oral Solution if:
- you are allergic to valproic acid or to any other ingredient in JAMP Valproic Acid Oral Solution.
- you are pregnant or think you are pregnant, unless your healthcare professional determines that no other treatment options work to treat your epilepsy. You and your healthcare professional must discuss the risks and decide that you should take JAMP Valproic Acid Oral Solution.
you are a girl or woman of childbearing potential, unless you meet all conditions of the
Pregnancy Prevention Program, your healthcare professional will talk to you about this.
- you have liver disease or severe liver problems.
you have a mitochondrial disorder, such as Alpers-Huttenlocher Syndrome. Children under 2 years of age who may have a mitochondrial disorder should not take JAMP Valproic Acid Oral Solution.
- you have or have a family history of a urea cycle disorder (a condition that affects how your body removes waste).
- you have an inborn deficiency in carnitine that is untreated.
- you have porphyria (a condition that affects the nervous system and skin).
- you or any of your close relatives have a history of severe hepatitis, especially when caused by medicines.
To help avoid side effects and ensure proper use, talk to your healthcare professional before you take JAMP Valproic Acid Oral Solution. Talk about any health conditions or problems you may have, including if you:
- have or have a history of liver disease or liver problems;
- are planning to become pregnant;
- are planning to father a child;
- are breastfeeding or planning to breastfeed. You must discuss with your healthcare professional whether to breastfeed or take JAMP Valproic Acid Oral Solution, you cannot do both. Do not breastfeed for one month after stopping JAMP Valproic Acid Oral Solution;
- have kidney disease or kidney problems;
- have diabetes;
have any of the following rare conditions, JAMP Valproic Acid Oral Solution contains sucrose:
- fructose intolerance,
- glucose-galactose malabsorption,
- sucrose-isomaltase insufficiency;
- have Human Immunodeficiency Virus (HIV) or Cytomegalovirus (CMV);
- have a history of muscular disorders (including carnitine palmitoyltransferase type II deficiency);
- are on a diet with low carnitine (found in meat and dairy products), especially in children;
- have an inborn deficiency in carnitine and are taking carnitine supplement for this condition;
- have other medical conditions including a history of unexplained coma, intellectual disability or any type of brain dysfunction;
- drink alcohol on a regular basis;
- are elderly (65 years of age or older).
Other warnings you should know about:
If you are a female of childbearing potential when you are prescribed JAMP Valproic Acid Oral Solution:
- your healthcare professional will give you a patient guide;
- you should receive a patient card every time you get JAMP Valproic Acid Oral Solution from the pharmacy.
Make sure you understand these documents.
Fertility:
- Use in Women: If you are female and taking JAMP Valproic Acid Oral Solution you may no longer get your period. You may also develop cysts (fluid filled sacs) on the ovaries and your testosterone levels may increase.
- Use in Men: JAMP Valproic Acid Oral Solution may affect male fertility during treatment. JAMP Valproic Acid Oral Solution can make you less fertile or infertile. This may or may not be reversible if your dose is decreased or if you stop taking JAMP Valproic Acid Oral Solution.
If you have interest in starting a family, talk to your healthcare professional. Do not stop taking JAMP Valproic Acid Oral Solution unless your healthcare professional has told you to do so.
Monitoring and Blood Tests: Your healthcare professional should do blood tests before starting treatment with JAMP Valproic Acid Oral Solution and while you are taking it. These tests may monitor:
- platelet (a type of blood cell) count and your blood’s ability to clot;
- liver function;
- the amount of valproate (the active ingredient in JAMP Valproic Acid Oral Solution) in the body;
- the amount of any other medications you are taking in your body;
- sugar (glucose) levels in your blood;
- ammonia levels in your blood.
Your healthcare professional will monitor your response to JAMP Valproic Acid Oral Solution on a regular basis. If you start to have more seizures or your seizures get worse, tell your healthcare professional immediately.
Suicidal Thoughts and Behaviour Changes: If you have thoughts of harming or killing yourself at any time, contact your healthcare professional or go to a hospital right away. JAMP Valproic Acid Oral Solution may also cause behavioural changes in you such as aggression, agitation, change in attention span and learning disorders.
Driving and Using Machines: JAMP Valproic Acid Oral Solution may cause you to become drowsy or light-headed. Avoid driving, using machinery, or doing dangerous activities until you know how JAMP Valproic Acid Oral Solution affects you.
Tell your healthcare professional about all the medicines you take, including any drugs, vitamins, minerals, natural supplements or alternative medicines.
The following may interact with JAMP Valproic Acid Oral Solution:
- phenobarbital and lamotrigine, which are anticonvulsants (drugs used to treat seizures). These might cause serious life-threatening effects when mixed with JAMP Valproic Acid Oral Solution;
- other anticonvulsants such as carbamazepine, primidone, topiramate, felbamate, phenytoin, ethosuximide, rufinamide;
- anticoagulants (drugs used to thin blood) such as warfarin, dicumarol;
- acetylsalicylic acid (aspirin); especially if your child is under 3 years of age, JAMP Valproic Acid Oral Solution should not be administered together with acetylsalicylic acid;
- benzodiazepines such as diazepam, lorazepam, clonazepam;
- some medicines used to treat infections such as rifampin;
- some medicines used to treat diabetes such as tolbutamide;
- some HIV-antiviral medicines such as zidovudine, ritonavir, lopinavir, lamivudine;
- antibiotics in the carbapenem class such as doripenem, ertapenem, imipenem, meropenem;
- some medicines used to treat heartburn and peptic ulcers such as cimetidine;
- medicines used to treat depression such as Selective Serotonin Re-Uptake Inhibitors (SSRIs), Monoamine Oxidase Inhibitors (MAOIs), Tricyclic antidepressants such as amitriptyline, nortriptyline;
- acetazolamide, a drug used to treat glaucoma and epilepsy;
- cholestyramine, a drug used to lower cholesterol;
- propofol, a drug used to relax you before and after surgery;
- nimodipine, a drug used to prevent brain damage;
- metamizole (used to treat pain and fever; not approved in Canada for human use);
- methotrexate (used to treat cancer and inflammatory diseases);
- some medicines that contain pivalate (e.g. adefovir dipivoxil);
- antipsychotics (drugs used to manage psychosis) such as olanzapine, chlorpromazine, quetiapine, clozapine;
- estrogen-containing products (including contraceptives that contain estrogen);
- alcohol;
- cannabidiol (CBD).
How to take JAMP Valproic Acid Oral Solution:
- JAMP Valproic Acid Oral Solution treatment must only be started and supervised by a healthcare professional specialised in the treatment of epilepsy.
- It is important to keep your appointments for medical checkups.
- Take JAMP Valproic Acid Oral Solution exactly as your healthcare professional prescribes, do not change your dose unless your healthcare professional tells you to.
- Do not stop taking JAMP Valproic Acid Oral Solution without talking to your healthcare professional as this can increase the number of seizures you have and their severity, including status epilepticus.
JAMP Valproic Acid Oral Solution can be taken with or without food.
Usual dose:
Your healthcare professional will decide the dose of JAMP Valproic Acid Oral Solution for you. The dose is based on your weight, your seizures, and the other medicines you take. Your healthcare professional may slowly increase the dosage until your condition is well controlled, without side effects.
Overdose:
| If you think you, or a person you are caring for, have taken too much JAMP Valproic Acid Oral Solution, contact a healthcare professional, hospital emergency department, regional poison control centre, or Health Canada’s toll-free number, 1-844 POISON-X (1-844-764-7669) immediately, even if there are no signs or symptoms. |
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Missed dose:
If you miss a dose, do not try to make up for it by doubling the next dose. Take the next regularly scheduled dose and try not to miss any more doses.
Possible side effects from using JAMP Valproic Acid Oral Solution:
These are not all the possible side effects you may have when taking JAMP Valproic Acid Oral Solution. If you experience any side effects not listed here, tell your healthcare professional.
- headache;
- nausea or vomiting;
- indigestion;
- diarrhea;
- tremors (involuntary shaking);
- feeling tired;
- feeling weak or dizzy;
- hair loss or hair growth on the face, chest or back;
- increased appetite that may lead to weight gain.
Additional side effects in children:
Compared to adults, some side effects of JAMP Valproic Acid Oral Solution occur more frequently and/or are more severe in children. These include liver damage, inflammation of the pancreas (pancreatitis), aggression, agitation, disturbance in attention, abnormal behavior, hyperactivity and learning disorder.
Serious side effects and what to do about them
| Frequency/Side Effect/Symptom | Talk to your healthcare professional | Get immediate medical help | |||||
|---|---|---|---|---|---|---|---|
| Frequency/Side Effect/Symptom | Talk to your healthcare professional | Get immediate medical help | |||||
| Frequency/Side Effect/Symptom | Talk to your healthcare professional | Get immediate medical help | |||||
| Only if severe | In all cases | ||||||
| Only if severe | In all cases | ||||||
| Only if severe | In all cases | ||||||
| Common | |||||||
Allergic reaction: difficulty swallowing or breathing, wheezing; drop in blood pressure; feeling sick to your stomach and throwing up; hives or rash; swelling of the face, lips, tongue or throat. | X | ||||||
| Hallucinations (seeing or hearing things that are not there) | X | ||||||
Urinary incontinence (involuntary loss of urine) | X | ||||||
| Uncommon | |||||||
Aggravated convulsions (an increase in the number of seizures you have or having new types of seizures) | X | ||||||
Depression (sad mood that won’t go away): difficulty sleeping or sleeping too much, changes in appetite or weight, feelings of worthlessness, guilt, regret, helplessness or hopelessness, withdrawal from social situations, family, gatherings and activities with friends, reduced libido (sex drive) and thoughts of death. If you have a history of depression, your depression may become worse | X | ||||||
Hyperammonemia (high ammonia levels in the blood): tiredness, vomiting, abnormal walking, extreme irritability, combative/bizarre behaviour, not wanting to eat meat or high protein products | X | ||||||
| Hypothermia (low body temperature): shivering, slurred | X | ||||||
| speech or mumbling, slow, shallow breathing, weak pulse, very low energy, confusion or memory loss | |||||||
| Kidney problems: nausea, vomiting, fever, swelling of extremities, fatigue, thirst, dry skin, irritability, dark urine, increased or decreased urine output, blood in the urine, rash, weight gain (from retaining fluid), loss of appetite, abnormal blood test results, mental status changes (drowsiness, confusion, coma) | X | ||||||
Liver injury: yellowing of the skin or eyes, itchy skin, dark urine and pale stools, abdominal pain, nausea, vomiting, loss of appetite | X | ||||||
Pancreatitis (inflammation of the pancreas): upper abdominal pain, fever, rapid heartbeat, nausea, vomiting, tenderness when touching the abdomen | X | ||||||
| Serious skin reactions: fever, rash, swollen lymph nodes, flu-like feeling, blisters and peeling skin that may start in and around the mouth, nose, eyes and genitals and spread to other areas of the body, pink/red ring on the skin, itchy skin, redness, scaly skin, spots on the skin, yellow skin or eyes, shortness of breath, dry cough, chest pain or discomfort, feeling thirsty, urinating less often, less urine, chills, aching muscle, joint pain | X | ||||||
| Thoughts of suicide or hurting yourself | X | ||||||
Thrombocytopenia (low blood platelets): bruising or bleeding for longer than usual if you hurt yourself, fatigue and weakness | X | ||||||
| Rare | |||||||
Brain atrophy (loss of brain cells): memory loss, seizures, loss of motor skills, difficulty speaking, reading or understanding. | X | ||||||
| Coagulation abnormalities (problems with how your blood clots): abnormal bleeding, bruising easily, won’t stop bleeding when you are injured, sudden nosebleeds, fatigue, headache | X | ||||||
Fanconi syndrome (kidney does not function properly leading to certain essential substances to exit through urine): passing a lot of urine, feeling thirsty, bone pain, weakness | X | ||||||
| Rhabdomyolysis (breakdown of damaged muscle): muscle tenderness, weakness, red-brown (tea-coloured) urine | X | ||||||
| Unknown | |||||||
Angioedema (swelling of tissue under the skin): swollen face, hands, feet, genitals tongue, or throat, difficulty breathing, swelling of the digestive tract causing diarrhea, nausea or vomiting | X | ||||||
Hypocarnitinemia (low carnitine levels in the blood and/or tissues): fatigue, muscle weakness and pain | X | ||||||
If you have a troublesome symptom or side effect that is not listed here or becomes bad enough to interfere with your daily activities, tell your healthcare professional.
Reporting side effects
You can report any suspected side effects associated with the use of health products to Health Canada by:
NOTE: Contact your healthcare professional if you need information about how to manage your side effects. The Canada Vigilance Program does not provide medical advice. |
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Storage:
Store JAMP Valproic Acid Oral Solution between 15-30°C.
Keep out of reach and sight of children.
If you want more information about JAMP Valproic Acid Oral Solution:
- Talk to your healthcare professional.
- Find the full Product Monograph that is prepared for healthcare professionals and includes the Patient Medication Information by visiting the Health Canada Drug Product Database website (https://www.canada.ca/en/health-canada/services/drugs-health-products/drug-products/drug-product-database.html); or by calling 1-866-399-9091.
JAMP Pharma Corporation
1310 rue Nobel
Boucherville, Québec
J4B 5H3, Canada
Date of Authorization: September 18, 2026