Start with the ingredient and formulation
Write a list of the generic active ingredients, strengths, daily doses and quantities for prescription medicines, over-the-counter products and supplements. Include combination products, liquids and any cannabis-derived ingredients; a familiar brand name can hide a different formulation.
Smartraveller warns that some medicines used for ADHD and all cannabis-based products, including medicinal products, are illegal in Indonesia. Do not assume an Australian prescription creates an exemption. Resolve the particular substance with the Indonesian authorities before travel.
Prepare evidence for legal personal-use medicine
For medicine confirmed as legal, retain original packaging, a pharmacy receipt, a prescription copy and a doctor’s letter explaining the medicine names, required dose and personal use. Match the patient’s identity to the passport used for the trip.
The Australian advice says to take just enough legal medicine for the stay and notes that an Indonesian Food and Drug Authority form may be requested on arrival. A large quantity, an unlabelled container or a supply for someone else changes the questions you may face. These documents support an explanation; they are not a guarantee of admission.
Ask a specific question before departure
For a medicine whose status is uncertain, send the active ingredient, strength, formulation, quantity and travel dates to the Indonesian Embassy or Consulate using its official contact route. Ask whether the item is permitted and whether any approval or declaration is required. Keep the written response with the travel documents.
If the advice is unclear or a substance is prohibited, discuss a lawful treatment plan with the prescribing clinician. Do not stop, replace or change a dose because of website advice. Allow time for a clinician and the relevant authority to respond.
Carriage and storage are separate checks
Agree the storage temperature, refrigeration or sharps arrangements with your pharmacist and airline. Pack legal essential supplies where they remain accessible if a checked bag is delayed, while following the airline’s security and dangerous-goods instructions.
Complete any required arrival declaration honestly. Do not post replacement medicines to yourself without resolving the import rules. For treatment needed in Bali, use a legitimate clinical service and your insurer’s assistance line rather than relying on an unverified seller.