How Long Can You Use a Portable Oxygen Concentrator Daily or Overnight?
- Nabiha A.
- Oct 9
- 3 min read
Table of Contents

Introduction
Wondering if it’s safe to use your portable oxygen concentrator all night or throughout the day?
Many Malaysians with asthma, COPD, or post-COVID lung conditions are now using portable oxygen machines at home in places like Kuala Lumpur, Penang, and Johor Bahru.
But how long is too long? Can it run overnight? Let’s explore what doctors recommend.

What Is a Portable Oxygen Concentrator?
A portable oxygen concentrator (POC):
Filters oxygen from surrounding air
Provides a steady or pulsed supply via nasal cannula
Is rechargeable, lightweight & travel-friendly
📦 Popular in Melaka, Selangor & Terengganu, POCs are ideal for patients who need oxygen while on-the-go or at home.
Can You Use an Oxygen Machine Overnight?
✅ Yes, many models are designed for continuous overnight use.
But make sure:
Your device supports continuous flow (some are pulse-only)
You have backup power (especially in Perak or rural areas where blackouts happen)
You clean the filters weekly to ensure proper airflow
Doctors in Negeri Sembilan and Penang often prescribe overnight oxygen for patients with low SpO2 during sleep or those with sleep apnea.
How Many Hours Per Day Is Safe?
Usage depends on condition:
🕒 2–6 hours/day – Mild COPD or asthma maintenance
🌙 8–10 hours/night – Sleep therapy (doctor-guided)
🕐 24/7 use – Advanced COPD, pneumonia recovery, post-COVID
⚠️ Always follow your doctor’s prescribed flow rate and hours. Overuse may lead to oxygen toxicity or dry airways.
Signs You're Overusing Oxygen Therapy
Watch for:
Dry nose or throat
Headaches or sleep disruption
Dizziness or chest tightness
Oxygen levels above 99% consistently
📌 Users in KL and Johor are advised to use humidifiers or water bottles connected to the machine to reduce dryness during long sessions.
Tips for Safe Daily Use in Malaysia
🧼 Clean filters weekly (especially in dusty areas like Pulau Pinang or Melaka)
🔋 Use UPS or power banks during travel in Terengganu or rural Perak
💤 Check if machine is quiet enough for sleep use (under 50 dB is best)
🌡️ Avoid direct sunlight or hot storage — Malaysia’s heat can damage units
Where to Get Portable Oxygen Concentrators in Malaysia
🏥 Available for rent or purchase in:
Kuala Lumpur & Selangor – Medivest, MyOxy, and Guardian Medical
Johor & Melaka – OxygenHub, Southern Medical
Penang & Negeri Sembilan – Local pharmacies or Shopee Mall
💰 Rental from RM250/month, includes:
5L–10L oxygen machine
Tubing, cannula, humidifier bottle
24/7 support & delivery

Conclusion
Portable oxygen concentrators are safe for daily and overnight use — as long as they’re used responsibly.
If you live in KL, Johor, Terengganu or Penang, you can easily rent or buy a machine to improve breathing comfort and energy levels.
Just follow medical advice, maintain your unit, and rest easy knowing you’re breathing better — day and night.
FAQs
1. Can I sleep with a portable oxygen concentrator?
Yes — just ensure it’s a model with continuous flow and is placed safely.
2. How long does the battery last?
Most POCs run 4–8 hours per charge. Get a dual battery for longer usage.
3. Is it safe to use oxygen 24/7?
Yes — if prescribed. Long-term users may need humidifiers to stay comfortable.
4. Can I bring a POC on flights?
Yes, most airlines allow FAA-approved models. Check with the airline first.
5. Can I use the machine in hot weather?
Yes, but keep it in shade or air-conditioned rooms to avoid overheating.
💙 Need Portable Oxygen in Malaysia?
✅ Reliable portable oxygen concentrators (5L–10L)
✅ Ideal for asthma, COPD, long COVID & elderly care
✅ Delivery to KL, Selangor, Johor, Penang, Terengganu & more















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