Is entonox a sedative?

Entonox® (50% nitrous oxide: 50% oxygen) is routinely used as a patient-controlled inhaled analgesic and sedative.

Is gas an air sedation?

Also known as gas & air, laughing gas or happy air, inhalation sedation is a tried and tested method of reducing pain and anxiety. Consisting of a mixture of oxygen and nitrous oxide, inhaled through a nosepiece, inhalation sedation is safe and non-allergic, creating feelings of contentment, relaxation and sleepiness.

Does entonox relax?

Entonox is a gas which you breathe in to help make pain better. It can also produce feelings of relaxation, which can help you to feel less nervous about being treated by the doctors and nurses.

What type of drug is entonox?

Nitrous oxide, sold under the brand name Entonox among others, is an inhaled gas used as a pain medication and together with other medications for anesthesia. Common uses include during childbirth, following trauma, and as part of end-of-life care.

What gas is used for sedation?

Nitrous Oxide Sedation

It is commonly known as laughing gas or happy gas. Nitrous oxide works immediately once it has been inhaled.

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Can you overdose on entonox?

When used appropriately, there is no risk of overdose with ENTONOX. Inappropriate, unwitting or deliberate inhalation of ENTONOX will ultimately result in unconsciousness, passing through stages of increasing light-headedness and intoxication.

What are the side effects of entonox?

Entonox can make you feel drowsy and a little light-headed. Other possible side effects include dizziness, nausea and a dry mouth. All these sensations disappear rapidly after you stop using it.

Can entonox make you sick?

Entonox® can occasionally cause nausea (sickness), but this settles once you have stopped using it. Entonox® can cause a mild tingling sensation in different areas of the body, for example, in the fingers and around the mouth, however this usually quickly improves once you stop breathing the gas.

Why is entonox not used in the US?

Some obstetricians and hospitals are afraid to use it because of the possible risk of environmental contamination and occupational hazard. But modern American hospitals are well ventilated, and modern equipment for the administration of nitrous oxide “scavenges” the unused gas (3).

How effective is entonox for colonoscopy?

Entonox is as effective as intravenous sedation in relieving pain and bloating during colonoscopy without compromising performance. Entonox had less effect on systolic blood pressure suggesting it may be more appropriate in the elderly or those with cardio-pulmonary compromise.

What are the benefits of entonox?


  • Predictable and reliable analgesia,
  • Effective pain relief and sedative effect without loss of consciousness,
  • Rapid onset and offset, which can lead to savings through reduced treatment time and increased patient turnaround,
  • Properties that help to reduce patient anxiety,
  • Easy, self-regulated administration,
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Can you have entonox at home?

Gas and air/Entonox

Gas and air is a combination of oxygen and nitrous oxide gas. It’s also referred to as Entonox. Happily, your midwife can bring it with them to your home birth. So you can access gas and air at home.

When should entonox be used?

Entonox® is used for short-term pain relief and calming of anxiety during a range of painful procedures. It is used most commonly at GOSH for procedures such as chest drain removal, dressing changes, lumbar punctures, pin site cleaning, joint injections or botulinum toxin injections.

What is the strongest sedative?

Rohypnol (flunitrazepam) is a short-acting benzodiazepine that is 10 times stronger than Valium.

What drugs do dentist use for sedation?

Popular IV sedation medications

In the dental industry, th most popular class of drugs used for IV sedation are benzodiazepines, which include diazepam (Valium), lorazepam (Ativan) and midazolam (Versed). Today, midazolam is most often used for dental procedures.

What sedative is used for colonoscopy?

AS The sedative agents that are currently available for colonoscopy include midazolam, propofol, diazepam, diphenhydramine, promethazine, meperidine, and fentanyl. Among these, midazolam and propofol are the most commonly used sedatives, whereas fentanyl is the most frequently administered analgesic.

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