


Ask a doctor about a prescription for MEDICAL OXYGEN GAS AIR LIQUIDE 99.5% V/V 300 BAR COMPRESSED MEDICAL GAS
Package Leaflet: Information for the User
Medicinal Oxygen Gas Air Liquide 99.5% v/v 300 bar Compressed Medical Gas
Read all of this leaflet carefully before you start using this medicine because it contains important information for you.
Contents of the pack
Medicinal Oxygen Gas Air Liquide 99.5% v/v 300 bar is an inhalation gas packaged in a gas cylinder at 300 bar pressure at 15°C.
Oxygen is an essential element for the body. Oxygen therapy is indicated in the following cases:
Do not useMedicinal Oxygen Gas Air Liquide 99.5% v/v 300 bar:
Oxygen at a pressure higher than atmospheric pressure (Hyperbaric Oxygen Therapy) should not be used in cases of untreated or undrained pneumothorax. A pneumothorax is due to the accumulation of air in the thoracic cavity between the two pulmonary membranes. If you have ever had a pneumothorax, inform your doctor.
Warnings and precautions
Consult your doctor, pharmacist, or nurse before starting to use Medicinal Oxygen Gas Air Liquide 99.5% v/v 300 bar.
Before starting oxygen therapy, you should know the following:
Hyperbaric Oxygen Therapy requires precautions in cases of:
Recommendations related to the increased risk of fire in the presence of oxygen:
Thermal burns can occur due to accidental fires in the presence of oxygen.
Recommendations for caregivers:
Children
In premature and newborn babies, oxygen therapy can cause eye damage (retinopathy of prematurity). The doctor will determine the appropriate concentration of oxygen to be administered to ensure optimal treatment for your baby.
Other medicines and Medicinal Oxygen Gas Air Liquide 99.5% v/v 300 bar
Tell your doctor or pharmacist if you are using, have recently used, or might use any other medicines.
If you are using or have used bleomycin (to treat cancer), amiodarone (to treat heart disease), or nitrofurantoin (to treat an infection), inform your doctor before using oxygen, as there is a possibility of toxic effects on the lungs.
Prior lung damage caused by the pesticide Paraquat can worsen with oxygen administration. In case of Paraquat poisoning, oxygen supply should be avoided as much as possible.
Pregnancy and breastfeeding
This medicine can be used during pregnancy, but only if necessary.
This medicine can be used during breastfeeding.
In all situations, you should inform your doctor if you are pregnant or think you might be.
If you are pregnant or breastfeeding, think you might be pregnant, or are planning to have a baby, ask your doctor or pharmacist for advice before using this medicine.
Driving and using machines
You can drive and use machines while using this medicine as long as your doctor considers you able to do so.
Follow exactly the administration instructions of this medicine given by your doctor. In case of doubt, consult your doctor again.
Your doctor will determine the correct dose of this medicine and will administer it through a system suitable for your needs, ensuring the supply of the correct amount of oxygen.
If you think the action of this medicine is too strong or too weak, tell your doctor.
If you use moreMedicinal Oxygen Gas Air Liquide 99.5% v/v 300 bar than you should
If you have used more Medicinal Oxygen Gas than you should, consult your doctor, pharmacist, or call the Toxicology Information Service, phone 91 562 04 20.
The oxygen concentration inhaled should be decreased, and treatment of the symptoms is recommended.
In situations of vulnerability, excessive administration of this medicine can affect respiratory function and, in exceptional cases, cause adverse neurological effects that can lead to loss of consciousness in extreme situations.
Prolonged use of this medicine in excess can cause pain associated with breathing, dry cough, and even breathing difficulties. If these symptoms of overdose appear, consult your doctor or go to the nearest hospital.
If you have any further questions on the use of this medicine, ask your doctor or pharmacist.
Like all medicines, this medicine can cause side effects, although not everybody gets them.
Side effects usually appear at high concentrations and after prolonged treatment:
Very common (may affect more than 1 in 10 people):
In newborns exposed to high concentrations of oxygen: eye damage, which can result in vision problems.
With hyperbaric treatment: ear pain, myopia, barotrauma (damage caused to body tissues or organs by a change in pressure).
Common (may affect up to 1 in 10 people):
With hyperbaric treatment: seizures.
Uncommon (may affect up to 1 in 100 people):
Lung collapse
With hyperbaric treatment: rupture of the eardrum.
Rare (may affect up to 1 in 1,000 people):
With hyperbaric treatment: shortness of breath, abnormally low blood sugar levels in diabetic patients.
Frequency not known (cannot be estimated from the available data):
Breathing-related pain and dry cough, dryness in the mucous membranes, local irritation, and inflammation of the mucosa.
With hyperbaric treatment: breathing difficulties, involuntary muscle contraction, dizziness, hearing impairment, acute serous otitis, nausea, abnormal behavior, decreased peripheral vision, visual changes, clouding of the lens (cataract).
Reporting of side effects
If you experience any side effects, talk to your doctor, pharmacist, or nurse, even if it is possible side effects not listed in this leaflet. You can also report them directly through the Spanish Pharmacovigilance System for Human Use Medicines: www.notificaRAM.es. By reporting side effects, you can help provide more information on the safety of this medicine.
Keep this medicine out of the sight and reach of children.
Do not use this medicine after the expiry date which is stated on the label. The expiry date is the last day of the month stated.
All rules related to the handling of pressure vessels must be followed.
Regarding storage and transportation, the following should be taken into account:
Storage of gas cylinders:
Storage of gas cylinders in the user service and at home:
Transportation of gas cylinders:
Composition of Medical Oxygen Gas Air Liquide 99.5% v/v 300 bar
The active ingredient is Oxygen, with a concentration greater than 99.5% v/v and compressed to a pressure of 300 bar (15°C).
It does not contain any excipients.
Appearance of the Product and Container Content
Medical Oxygen Gas Air Liquide 99.5% v/v 300 bar is an inhalation gas packaged in gas cylinders at 300 bar pressure at 15°C.
Container Type | Water Capacity (L) (+/-5%) | Quantity of Gaseous Product Released at 1 atm and 15°C (m3) (+/-5%) | Weight of Stored Product (Kg) (+/-5%) |
B2 | 1.9-2.1 | 0.6 | 0.8 |
Container Type | Container Material | Valve Type |
B2 | Composite (internal metal coating in aluminum) | VIPR* |
B2 | Composite (internal metal coating in steel) | VIPR* |
Instructions for using the valve:

Before use
Patient administration.
Connecting a device to the pressure outlet (4) (e.g., a ventilator)
Reminder: Do not use the flow outlet (3) and the pressure outlet (4) simultaneously
Autonomy **
Depending on the pressure reading on the manometer and the selected flow rate
2-liter cylinder
Pressure in bar | Flows in L/min | ||||
3 | 6 | 9 | 12 | 15 | |
300 | 3h20min | 1h40min | 66min | 50min | 40min |
250 | 2h46min | 83min | 55min | 41min | 33min |
200 | 2h13min | 66min | 44min | 33min | 26min |
150 | 1h40min | 50min | 33min | 25min | 20min |
50 | 33min | 16min | 11min | 8min | 6min |
**Indicative value
Marketing Authorization Holder and Manufacturer
Marketing Authorization Holder
AIR LIQUIDE HealthINTERNATIONAL – 75, Quai D`Orsay
75007 Paris (FRANCE)
Manufacturers
Air Liquide Medical
Tolhuisstraat 46
2627 Schelle
Belgium
Date of the Last Revision of this Prospectus: May 2024
Detailed and updated information on this medication is available on the website of the Spanish Agency for Medicines and Health Products (AEMPS) (http://www.aemps.gob.es/)
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This information is intended exclusively for healthcare professionals:
Instructions for Use and Handling
Do not smoke.
Do not bring near a flame.
Do not grease.
In particular:
Never expose the cylinder to a temperature above 50°C
Never force any part of the cylinder, in case of problems, contact the manufacturer immediately
Never place the cylinder in the sun behind a glass
Secure the cylinders with seat belts to avoid falls and impacts
Return with residual pressure
Close the valve after use
Open the valve slowly
Always keep the protective cap
May cause or aggravate a fire
Combustible
Contains gas under pressure: risk of explosion in case of heating
Keep valves and accessories free of grease and oil
Store away from combustible materials
In case of fire, stop the leak, if it is not dangerous to do so
Store in a well-ventilated area
The Medical Oxygen Gas Air Liquide cylinders 99.5% v/v 300 bar are exclusively reserved for therapeutic use.
To avoid any incidents, it is necessary to strictly follow the following rules:
The best alternatives with the same active ingredient and therapeutic effect.
Discuss dosage, side effects, interactions, contraindications, and prescription renewal for MEDICAL OXYGEN GAS AIR LIQUIDE 99.5% V/V 300 BAR COMPRESSED MEDICAL GAS – subject to medical assessment and local rules.