Topamax
Indicated to address neuronal hyperarousal to manage seizure frequency and alleviate migraine recurrence.
- Category
- Neurology
- Active ingredient
- Topiramate
- Route
- Oral use
- Form
- Tablet
- Strengths
- 25mg · 50mg · 100mg · 200mg
You will receive a quality generic equivalent of Topamax, depending on stock.
Prescription and consultation requirements for Topamax vary by destination and are determined by the fulfilment partner.
Topamax details
- Conditions
- Seizure Disorders · Migraine Headache Prophylaxis
- Alternative names
- topiramate
- Therapeutic class
- Sulfamate-Substituted Monosaccharide Anticonvulsant
- Pharmacological class
- Antiepileptic Agent
- Known off-label uses
- bipolar disorder; obesity
- Contraindications
- metabolic acidosis; hypersensitivity to topiramate
- Minor side effects
- paraesthesia; somnolence; fatigue
- Moderate side effects
- cognitive slowing; anorexia; weight loss
- Dosage forms
- Tablet
- Administration route
- Oral use
- Supply category
- Prescription-only medicine (POM)
- Originator
- Janssen Pharmaceuticals
- Onset Time
- 2–4 weeks
- Duration
- 12–24 hours
- Storage instructions
- Store below 25°C. Keep dry.
- Drug interactions
- Valproic Acid; Oral Contraceptives; Phenytoin
- Age restrictions
- Approved for children over two years and adults based on indication.
Serious side effects
acute myopia and secondary angle-closure glaucoma, requires immediate medical attention; suicidal ideation, requires immediate medical attention; metabolic acidosis, requires immediate medical attention
Patient summary
indicated to address neuronal hyperarousal to manage seizure frequency and alleviate migraine recurrence.
Mechanism of action
Blocks voltage-dependent sodium channels, enhances GABA-A activity, and antagonises glutamate receptors.
Pregnancy and breastfeeding
TGA Category D: High risk of oral clefts in newborn. Avoid. Breastfeeding: Expelled in milk.
What you will receive
Topamax is the originator brand name, made by Janssen Pharmaceuticals. We use it to identify the medicine and are not affiliated with Janssen Pharmaceuticals.
- The fulfilment partner confirms whether the exact brand or an equivalent containing Topiramate is offered.
- The offered brand, manufacturer and dispatch location depend on the product, destination and partner warehouse.
- Check the final product details at checkout before confirming an order.