Microlax Enema 5mL x 50
- Product type: Medicine — Registered (AUST R)
- Used for: a single-use rectal preparation for the short-term relief of occasional constipation in adults and children at the labelled age
- Brand: Microlax
- ARTG listing: AUST R 14480
- Australian sponsor: Johnson & Johnson Pacific Pty Ltd
- Schedule: Unscheduled
- Pack size: 50 × 5 mL single-use tubes
- Last reviewed: 29 May 2026
Product specification
| ARTG ID | 14480 |
|---|---|
| Listing / registration number | AUST R 14480 |
| Product type | Medicine — Registered (AUST R) |
| Australian sponsor | Johnson & Johnson Pacific Pty Ltd |
| Dosage form | Rectal solution (micro-enema) |
| Route of administration | Rectal |
| Pack size | 50 × 5 mL single-use tubes |
| Active ingredients | Sodium citrate dihydrate 90 mg/mL (450 mg per 5 mL tube) Sodium lauryl sulfoacetate 9 mg/mL (45 mg per 5 mL tube) Sorbitol solution 70% non-crystallising 625 mg/mL |
| Schedule | Unscheduled |
| Storage | Store below 30°C in a dry place, away from direct sunlight. Keep out of reach of children. |
About this product
Fast-acting micro-enema for occasional constipation — predictable relief within 5 to 20 minutes.
Microlax Enema 5mL x 50 is a single-use rectal preparation for the short-term relief of occasional constipation in adults and children at the labelled age. Supplied in Australia by Johnson & Johnson Pacific Pty Ltd. Use it in accordance with the carton instructions and your healthcare professional's advice.
Key features
- Three-active formulation: sodium citrate, sodium lauryl sulfoacetate, sorbitol solution
- Works locally in the rectum — softens hardened stool and stimulates gentle, controlled evacuation
- Onset typically within 5 to 20 minutes after administration
- Suitable for adults and children aged 3 years and over
- 5 mL single-use tube with a soft, lubricated nozzle for comfortable insertion
- 50-tube pack — economical for residential aged care, hospital and travel kit use
- AUST R 14480 — TGA-registered medicine, sponsored by Johnson & Johnson Pacific Pty Ltd
What makes Microlax Enema different
Unlike oral laxatives, which can take 6 to 12 hours to work and travel through the full digestive tract, Microlax acts locally in the rectum and produces a bowel movement within 5 to 20 minutes for most users. This makes it the go-to for time-critical situations — pre-procedure bowel evacuation, opportunistic relief in residential aged care, travel constipation, or breakthrough constipation in users on long-term opioid therapy. The micro-enema design also makes it more discreet, easier to self-administer, and more comfortable than traditional larger-volume enemas.
Who is it for?
- Adults and children aged 3 years and over with occasional acute constipation
- Users who need predictable, fast bowel-movement timing (e.g. before travel, before a colonoscopy prep finalisation, before surgery)
- Residential aged-care residents and carers
- Users on long-term opioid therapy with breakthrough constipation
- Post-operative patients with anal-region pain (haemorrhoids, fissure) where straining must be avoided
What's in the pack
50 × 5 mL single-use Microlax tubes with pre-fitted soft applicator nozzles.
Pharmacist usage tip
Lie on your left side with your knees drawn up. Break the seal on the tube, gently insert the full length of the nozzle, and squeeze the tube empty. Remain lying down for 5 to 20 minutes until you feel the urge to evacuate. If no bowel motion occurs within 30 minutes, do not repeat — see your pharmacist.
Indications
The following indications are recorded on this product's ARTG entry:
- Short-term relief of occasional constipation in adults and children at the labelled age
- Pre-operative and pre-investigational bowel evacuation for selected procedures
Directions for use
Read the carton instructions carefully before use. Adults and children at the labelled age: empty the contents of one tube rectally as directed. Lying on the left side with knees drawn up makes administration easier and more comfortable.
Warnings and important information
- Always read the label and follow the directions for use.
- If symptoms persist, talk to your healthcare professional.
- Discuss with your pharmacist or doctor before use during pregnancy or breastfeeding.
- Keep out of reach of children.
- Do not use after the expiry date printed on the pack.
- Stop use and seek advice if any unexpected reaction occurs.
Storage
Store below 30°C in a dry place, away from direct sunlight. Keep the original packaging closed. Keep out of reach of children. Do not use after the expiry date printed on the pack.
Frequently asked questions
What is Microlax Enema used for?
Microlax Enema is a single-use rectal preparation for the short-term relief of occasional constipation in adults and children at the labelled age. It is supplied in Australia by Johnson & Johnson Pacific Pty Ltd. Refer to your pharmacist or doctor for advice on whether the product is suitable for you.
What are the active ingredients in Microlax Enema?
Microlax Enema contains Sodium citrate dihydrate 90 mg/mL (450 mg per 5 mL tube), Sodium lauryl sulfoacetate 9 mg/mL (45 mg per 5 mL tube), Sorbitol solution 70% non-crystallising 625 mg/mL. The full active panel is shown in the Product Specification table above.
How do I administer Microlax Enema?
Read the carton instructions carefully before use. Adults and children at the labelled age: empty the contents of one tube rectally as directed. Lying on the left side with knees drawn up makes administration easier and more comfortable.
What are the possible side effects?
Refer to the Consumer Medicine Information leaflet supplied with the pack and to your pharmacist for the full side-effect profile. Stop use and seek advice if any unexpected reaction occurs.
Can I take this with my other prescription medicines?
Several common medicines interact with Microlax Enema. Bring the pack to your pharmacist and ask them to check it against your current medicines list before starting.
Is this suitable during pregnancy or breastfeeding?
Use during pregnancy or breastfeeding is not recommended without professional advice. Refer to the carton and confirm with your pharmacist or doctor.
Is this medicine TGA approved?
Yes. Microlax Enema is a Registered (AUST R) medicine on the Australian Register of Therapeutic Goods, individually evaluated by the TGA for safety, quality and efficacy. The AUST R number is 14480 — you can verify the entry at tga.gov.au/resources/artg/14480.
Where is it manufactured?
Microlax Enema is supplied in Australia by Johnson & Johnson Pacific Pty Ltd.
This information is general in nature and is not a substitute for professional medical advice. If you have questions about whether Microlax Enema is right for you, speak with your pharmacist or doctor. For 24-hour health advice in Australia, call Healthdirect on 1800 022 222. For poisoning enquiries, call the Poisons Information Centre on 13 11 26.
Sources
- Australian Register of Therapeutic Goods (ARTG) — entry for this product. tga.gov.au/resources/artg
- Therapeutic Goods Administration — Permissible Indications Determination and Therapeutic Goods (Therapeutic Goods Advertising Code) Instrument 2021. tga.gov.au
- Healthdirect Australia — general consumer health information. healthdirect.gov.au
- Manufacturer carton and Consumer Medicine Information (where supplied).
ALWAYS READ THE LABEL ON THE PRODUCT AND FOLLOW THE DIRECTIONS FOR USE UNLESS DIRECTED BY YOUR HEALTHCARE PROFESSIONAL.
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(Product SKU 509710)
| SKU | 509710 |
| Barcode # | 9310059009505 |
| Brand | Microlax |
| Shipping Cubic | 0.001890000m3 |
| Assembled Length | 0.121m |
| Assembled Height | 0.073m |
| Assembled Width | 0.210m |
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