Abilify (Aripiprazole) – Patient Information Guide for Australia
Basic Product Information
| International Non-Proprietary Name (INN) | Aripiprazole |
|---|---|
| Australian Brand Names | Abilify® (most common), Aripiprazole generic versions (e.g., APO-Aripiprazole, Aripiprazole Sandoz) |
| ATC Code | N05AX12 |
| Available Forms & Strengths |
|
| Manufacturers | Otsuka Pharmaceutical, Bristol-Myers Squibb, various generic manufacturers |
| Prescription Status (Australia) | Prescription Only Medicine (Schedule 4) |
Mechanism of Action
Simple Explanation:
Abilify works by balancing chemicals in the brain, particularly dopamine and serotonin, which are involved in mood, thinking, and behaviour. It can help reduce symptoms such as hallucinations, delusions, mood swings, and agitation, depending on your condition.
For Healthcare Specialists:
Aripiprazole is a second-generation (atypical) antipsychotic that operates as a partial agonist at dopamine D2 and serotonin 5-HT1A receptors and as an antagonist at serotonin 5-HT2A receptors. This unique mechanism offers antipsychotic, mood-stabilising, and antidepressant effects with a lower risk of extrapyramidal symptoms compared to older agents.
Pharmacokinetics
- Absorption: Well absorbed orally (bioavailability ~87%), peak plasma levels occur 3–5 hours after tablet administration.
- Metabolism: Primarily hepatic via CYP2D6 and CYP3A4 enzymes.
- Elimination: Excreted via urine and faeces; parent drug and metabolites.
- Half-life: 75 hours (adults); prolonged in impaired hepatic function and elderly.
- Duration of Action: Once-daily oral dosing, or monthly injection for the depot form.
Use in Everyday Life and Best Practices
Abilify is used every day by Australians living with mental health conditions. It is usually taken once daily, either in the morning or evening, as recommended by your doctor. The tablet or orodispersible version can be taken with or without food. If you have been prescribed the long-acting injectable (LAI) form, it is administered monthly by a healthcare professional.
- Swallow the tablet whole with a glass of water – do not crush or split unless advised.
- For orodispersible tablets, allow the tablet to dissolve in your mouth—no water needed.
- If you miss a dose, take it as soon as you remember. If it's almost time for the next dose, skip the missed one—do not double up.
- Always follow your doctor's instructions on dosing and scheduling.
Dosing in the Morning vs Evening
| Timing | Advantages | Disadvantages | Useful Tips |
|---|---|---|---|
| Morning |
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| Associate with a daily activity (e.g., teeth brushing) |
| Evening |
|
| Take just before bedtime if advised by your GP |
Consistency is key—try to take it at the same time daily. If unsure about the best time for you, discuss this with your GP or pharmacist.
Taking With Food or on an Empty Stomach (Effect of Meals in Australia)
Abilify tablets and oral solutions may be taken with or without food. Food does not substantially affect absorption. For Australians with large family meals or special diets (e.g., high-fibre, vegetarian, gluten-free), Abilify remains effective no matter your choice. If stomach upset occurs, try taking it after eating. Always speak with your pharmacist if you experience persistent digestive side effects.
Interaction Warnings
| Item | Interaction Effect | Advice |
|---|---|---|
| Grapefruit & juice | May increase blood levels of Aripiprazole by inhibiting metabolism | Limit excess grapefruit intake; discuss with your doctor |
| Alcohol | May enhance side effects such as drowsiness, confusion, impaired judgment | Avoid or limit alcohol consumption |
| Other CNS depressants (e.g., benzodiazepines, opioids) | Increased risk of sedation, respiratory depression | Inform your doctor of all medicines you take |
| Strong CYP3A4 inducers (carbamazepine, phenytoin, rifampicin) | Lowers Aripiprazole effectiveness | May require dose adjustment |
| Strong CYP2D6 inhibitors (fluoxetine, paroxetine, quinidine) | Increases Aripiprazole blood levels | Doctor may lower your dose |
| St John’s wort | May reduce Abilify’s effect | Avoid unless advised by a doctor |
| Antihypertensives | Possible drop in blood pressure | Monitor regularly, report dizziness |
Indications for Use
| Condition | Approved Indication (Australia) | Off-label/Other (Evidence-Based) |
|---|---|---|
| Schizophrenia | Yes (ages 15 and up) | |
| Bipolar I Disorder (manic/mixed episodes) | Yes (adults and adolescents 13–17) | |
| Major Depressive Disorder (as adjunct to antidepressants) | Yes, adult use only | |
| Autism-related irritability/agitation | No | Evidence supports use; not TGA-approved |
| Tourette syndrome | No | Effective in some cases; not TGA-approved |
| Dementia-related psychosis | No | Use discouraged; risks outweigh benefits |
Dosing According to Clinical Indication
| Indication | Population | Starting Dose | Target Dose | Maximum Dose |
|---|---|---|---|---|
| Schizophrenia | Adults | 10–15 mg/day | 10–30 mg/day | 30 mg/day |
| Schizophrenia | Adolescents (15–17 years) | 2 mg/day (increase gradually) | 10–15 mg/day | 30 mg/day |
| Bipolar I Disorder | Adults | 15 mg/day | 15–30 mg/day | 30 mg/day |
| Bipolar I Disorder | Adolescents (13–17 years) | 2 mg/day (increase gradually) | 10–15 mg/day | 30 mg/day |
| Adjunct Major Depression | Adults | 2–5 mg/day | 5–10 mg/day | 15 mg/day |
| Depot Injection | Adults (maintenance) | 400 mg/month IM | 400 mg/month IM | 400 mg/month IM |
| All Indications | Elderly | *Use with caution, often lower starting dose (e.g., 5 mg) | *Dose titration as tolerated | Lower maximum dose as clinically indicated |
Safety Profile & Side Effects
| Common Side Effects (≥1/10) | Less Common/Rare Side Effects (<1/100) | Serious Risks / Warnings |
|---|---|---|
|
|
|
Warning: Elderly patients with dementia-related psychosis treated with antipsychotics like aripiprazole have a higher risk of stroke and death. Not recommended for this population.
Guidelines for Proper Use – Australian Practice
- Take your medicine at the same time daily.
- Never change your dose or stop suddenly without consulting your GP or psychiatrist.
- Monitor for changes in mood, behaviour, or movement – report unusual symptoms to your healthcare team.
- Attend regular check-ups to review effectiveness and any side effects (including weight, blood sugar, cholesterol levels).
- Keep your medicine out of reach of children and pets.
- Store tablets in a cool, dry place away from direct sunlight (not in the bathroom or car).
- Return unused or expired Abilify to your local pharmacist for safe disposal.
- In Australia, pharmacists can provide medication reviews (Home Medicines Review) and answer questions about side effects, interactions, and lifestyle impact.
Alternative Treatment Options
- Other Atypical Antipsychotics (PBS-listed):
- Olanzapine (Zyprexa)
- Risperidone (Risperdal)
- Quetiapine (Seroquel)
- Amisulpride
- Clozapine (for treatment-resistant schizophrenia)
- Typical Antipsychotics (older generation): Haloperidol, chlorpromazine (less preferred due to side effect profile)
Comparison Overview:
Unlike many antipsychotics, Abilify is less likely to cause significant weight gain or sedation, and rarely causes movement (extrapyramidal) disorders. However, it may lead to restlessness or insomnia in some. Your doctor will help choose the best option for your specific needs.
Legal, Registration, and Reimbursement Status in Australia
- Regulator: Registered with the Therapeutic Goods Administration (TGA).
- Prescription Requirements: Abilify and generic aripiprazole are Schedule 4 (Prescription Only) medicines. A legal prescription is required from a registered doctor or specialist.
- PBS Status: Aripiprazole is listed on the Pharmaceutical Benefits Scheme (PBS) for the treatment of schizophrenia and bipolar I disorder. Out-of-pocket cost is subsidised for eligible patients.
- Subsidy & Dispensing: Co-payment applies for PBS-listed indications; full private price for some off-label or specialist indications.
Latest Research and Clinical Guidance (2022–2025)
- The 2023 Australian and New Zealand College of Psychiatrists (RANZCP) Guidelines continue to recommend aripiprazole as a first-line treatment for schizophrenia and an option for bipolar disorder, especially where metabolic side effects are a concern.
- A 2024 review (Schizophr Bull, 2024) confirms aripiprazole's safety, efficacy, and metabolic advantage over many antipsychotics, but highlights possible restlessness and rare movement disorders.
- Emerging data (2022–2025) support the safety of long-acting (monthly) injections for patients with adherence difficulties, available in most Australian states from specialised clinics and psychiatrists.
- Use in treatment-resistant depression (adjunct to SSRIs/SNRIs) is evidence-based, but remains off-label in some settings.
Availability and Delivery
| Form & Pack Size | Typical PBS/Private Price * | Availability | Delivery Estimate (Major Cities) |
|---|---|---|---|
| Abilify 10 mg x 28 tablets | PBS: AU$30–42 co-payment; Private: AU$60–85 | All major and most regional pharmacies | Sydney/Melbourne: 1–2 days Brisbane/Perth: 2–3 days Adelaide: 1–2 days |
| Abilify Oral Solution 1 mg/mL (150 mL) | PBS: AU$30–42; Private: AU$75–110 | Ordered in at most pharmacy stores | Sydney/Melbourne: 2–4 days Other cities: 3–5 days |
| Abilify Maintena 400 mg (depot injection) | PBS: AU$35–45; Private: AU$410–520 | Hospital or mental health pharmacy | Major cities: 2–7 days (due to cold chain and supply chain logistics) |
Frequently Asked Questions (FAQs)
- Q1: Will Abilify make me gain weight?
A: Abilify is less likely to cause weight gain compared to other antipsychotics, but some people do experience increased appetite or mild weight gain. Your GP will monitor this during regular check-ups. - Q2: Is it safe to drink alcohol while taking Abilify?
A: It is best to avoid alcohol, as it can increase side effects such as drowsiness, dizziness, and impaired judgment while on Abilify. - Q3: What should I do if I miss a dose?
A: Take the missed dose as soon as you remember, unless it’s almost time for your next dose. In that case, skip the missed dose and continue with your regular schedule. Do not double up. - Q4: Can I stop taking Abilify if I feel better?
A: No. Stopping aripiprazole suddenly may cause severe symptoms to return or withdrawal effects. Always consult your doctor before making any changes. - Q5: Is Abilify available as a generic in Australia?
A: Yes. Aripiprazole is available under several generic brand names. These are equally effective and safe as the original Abilify.
