Nitrous oxide

Description

Nitrous oxide is presented as a refrigerated liquid and is classified under the United States Pharmacopeia (USP). It is designated with the UN number 2201 and is characterized as a non-flammable oxidizer.

Uses and Indications

This drug is indicated for use in medical settings where nitrous oxide is administered. The administration of nitrous oxide may pose hazards or contraindications; therefore, it is intended for use only by or under the supervision of a licensed practitioner who possesses experience in the use and administration of nitrous oxide. The practitioner must be knowledgeable about the indications, effects, dosages, methods, frequency, and duration of administration, as well as the associated hazards, contraindications, side effects, and necessary precautions.

Limitations of Use: There are no specific teratogenic or nonteratogenic effects associated with this drug mentioned in the available data.

Dosage and Administration

Administration of nitrous oxide is intended for respiratory inhalation only. The active ingredient is nitrous oxide, with a strength of 99 L in 100 L.

Due to the potential hazards associated with nitrous oxide, it is imperative that its administration is conducted exclusively by or under the supervision of a licensed practitioner who possesses experience in the use and administration of this agent. Healthcare professionals must ensure that appropriate safety measures and monitoring protocols are in place during the administration process to mitigate risks to the patient.

Contraindications

Administration of nitrous oxide is contraindicated in patients who are not under the supervision of a licensed practitioner experienced in its use. The practitioner must be knowledgeable about the indications, effects, dosages, methods, frequency, duration of administration, hazards, contraindications, side effects, and necessary precautions.

Additionally, nitrous oxide should not come into contact with the eyes, skin, or clothing, as this may pose a risk of harm.

Warnings and Precautions

The use of nitrous oxide requires careful consideration of its associated risks and necessary precautions to ensure safe administration.

Warnings

Nitrous oxide is classified as an extremely cold liquid and gas under pressure, which poses significant hazards. It vigorously accelerates combustion and can lead to rapid suffocation if not handled properly. Additionally, exposure may result in anesthetic effects and frostbite. It is imperative to avoid inhalation of the gas and to ensure that the area is adequately ventilated during use.

To prevent accidents, it is crucial to keep oil and grease away from the equipment. Nitrous oxide should only be used with apparatus that has been specifically cleaned for this gas and is rated for the cylinder pressure. Care must be taken to avoid contact with the liquid form of nitrous oxide, as it can cause severe irritation or injury to the eyes, skin, or clothing. The cylinder temperature must not exceed 125°F (52°C), and the valve should be opened slowly. After each use, or when the cylinder is empty, the valve must be closed. All handling and usage should be conducted in accordance with the Material Safety Data Sheet (MSDS).

General Precautions

The administration of nitrous oxide may be hazardous or contraindicated in certain situations. It is intended for use only by or under the supervision of a licensed practitioner who possesses experience in the use and administration of nitrous oxide. This practitioner should be well-versed in the indications, effects, dosages, methods, frequency, duration of administration, as well as the associated hazards, contraindications, side effects, and necessary precautions.

Emergency Medical Help Instructions

In the event of inhalation, the individual should be removed to fresh air immediately. If the person is not breathing, artificial respiration should be administered. If breathing difficulties arise, supplemental oxygen should be provided, and a physician should be contacted without delay. In cases of frostbite, immediate medical treatment is essential.

No specific laboratory tests are recommended for monitoring the use of nitrous oxide. However, practitioners should remain vigilant and prepared to respond to any adverse effects or emergencies that may arise during administration.

Side Effects

Administration of nitrous oxide may be hazardous or contraindicated. It should be used only by or under the supervision of a licensed practitioner who is experienced in its use and administration. This practitioner must be familiar with the indications, effects, dosages, methods, frequency and duration of administration, as well as the associated hazards, contraindications, side effects, and necessary precautions.

Adverse reactions associated with nitrous oxide include a range of effects. Among the serious reactions, patients may experience rapid suffocation if the gas is inhaled improperly. Additionally, contact with liquid nitrous oxide can lead to frostbite, necessitating immediate medical treatment. It is also important to note that nitrous oxide can cause vigorous acceleration of combustion when in contact with flammable materials, posing a significant risk in certain environments.

Common anesthetic effects are also reported among patients receiving nitrous oxide. In the event of inhalation, it is critical to remove the individual to fresh air. If the patient is not breathing, artificial respiration should be administered, and if breathing is difficult, oxygen should be provided. Medical assistance should be sought promptly in all cases of adverse reactions.

Drug Interactions

There are no specific drug interactions or laboratory test interactions identified in the available data. Therefore, no dosage adjustments or monitoring recommendations are necessary at this time.

Packaging & NDC

The table below lists all NDC Code configurations of Nitrous Oxide, the U.S. brand-name prescription product. Columns show Packaging, Formulation Type, and Active Ingredient Strength.

Pediatric Use

Administration of nitrous oxide may pose hazards or be contraindicated in pediatric patients. It is essential that nitrous oxide is used only by or under the supervision of a licensed practitioner who has experience in its use and administration, particularly in children. Caution is advised when considering the use of nitrous oxide in this population.

Geriatric Use

Elderly patients may not have specific information regarding the use of this medication, including dosage adjustments, safety concerns, or special precautions. Therefore, healthcare providers should exercise caution when prescribing this medication to geriatric patients. It is advisable to monitor these patients closely for any potential adverse effects or changes in therapeutic response, given the lack of targeted data for this population.

Pregnancy

The administration of nitrous oxide during pregnancy may pose potential risks and is generally considered hazardous or contraindicated. There is no specific information available regarding the safety of nitrous oxide use in pregnant patients, including any associated fetal impacts or necessary dosage modifications. Therefore, it is crucial that nitrous oxide is used only by or under the supervision of a licensed practitioner who has experience in its administration. Healthcare professionals should exercise caution and consider the lack of data when advising women of childbearing potential regarding the use of nitrous oxide during pregnancy.

Lactation

There is no specific information available regarding the use of nitrous oxide in nursing mothers or its effects on lactation. Consequently, the potential for excretion in breast milk and the impact on breastfed infants remain undetermined. Healthcare professionals should exercise caution and consider the lack of data when advising lactating mothers on the use of this agent.

Renal Impairment

Patients with renal impairment have not been specifically addressed in the available prescribing information. There are no dosage adjustments, special monitoring requirements, or safety considerations outlined for individuals with reduced kidney function. Healthcare professionals should exercise caution and consider the lack of data when prescribing to this patient population.

Hepatic Impairment

Patients with hepatic impairment have not been specifically studied in relation to the use of this medication. Consequently, there are no established dosage adjustments, special monitoring requirements, or precautions for individuals with compromised liver function. It is recommended that healthcare providers exercise caution when prescribing this medication to patients with hepatic impairment, given the lack of data on its safety and efficacy in this population. Regular monitoring of liver function may be prudent in these cases, although specific parameters are not defined in the available information.

Overdosage

Overdosage of nitrous oxide may lead to significant anesthetic effects, which can pose serious health risks. Healthcare professionals should be aware that symptoms associated with overdosage can include rapid suffocation, a condition that requires immediate attention.

In the event of suspected overdosage, it is imperative to seek emergency medical help without delay. Prompt intervention is crucial to mitigate the potential adverse effects and ensure patient safety.

Nonclinical Toxicology

No teratogenic or non-teratogenic effects have been reported in the available nonclinical studies. Additionally, there is no information regarding animal pharmacology and toxicology. The absence of data limits the assessment of potential risks associated with the use of the compound in these contexts.

Postmarketing Experience

The drug has not been found by the FDA to be safe and effective, and this labeling has not been approved by the FDA. Additionally, the administration of nitrous oxide may be hazardous or contraindicated.

Patient Counseling

Healthcare providers should advise patients that the administration of nitrous oxide may pose hazards or be contraindicated. It is essential that nitrous oxide is used only by or under the supervision of a licensed practitioner who is experienced in its use and administration. Patients should be informed that the practitioner must be familiar with the indications, effects, dosages, methods, frequency, duration of administration, as well as the associated hazards, contraindications, side effects, and necessary precautions.

Patients should be cautioned to avoid breathing the gas directly. It is important to store and use nitrous oxide in an area with adequate ventilation and to keep oil and grease away from the equipment. They should be instructed to use only equipment that has been cleaned for nitrous oxide and is rated for the appropriate cylinder pressure. Additionally, patients must be warned against allowing liquid nitrous oxide to come into contact with their eyes, skin, or clothing.

The cylinder temperature should not exceed 125°F (52°C), and patients should be advised to open the valve slowly. It is crucial to close the valve after each use and when the cylinder is empty. Patients should also be reminded to use nitrous oxide in accordance with the Material Safety Data Sheet (MSDS).

In the event of inhalation, patients should be instructed to seek fresh air immediately. If the patient is not breathing, they should be given artificial respiration, and if breathing is difficult, oxygen should be administered. A physician should be contacted without delay. In cases of frostbite, patients must obtain medical treatment immediately.

Finally, it is important to inform patients that suck-back into the cylinder may cause rupture; therefore, a backflow preventive device should always be used in the piping.

Storage and Handling

The product is supplied in cylinders that must be stored and handled with care to ensure safety and efficacy. The maximum allowable temperature for the cylinders is 125°F (52°C). It is essential to maintain adequate ventilation in the storage area and during use.

To prevent hazards, oil and grease must be kept away from the cylinders. Equipment used with the product should be specifically cleaned for nitrous oxide and rated for the appropriate cylinder pressure. Care should be taken to avoid contact with liquid, as it should not come into contact with eyes, skin, or clothing.

When operating the cylinder, the valve should be opened slowly and closed after each use, as well as when the cylinder is empty. It is crucial to adhere to the guidelines outlined in the Material Safety Data Sheet (MSDS) and to always utilize a backflow preventive device in the piping to ensure safe handling.

Additional Clinical Information

The route of administration for the medication is via respiratory inhalation. There are no additional details available regarding laboratory tests, abuse information, patient counseling, or postmarketing experience.

FDA Insert (PDF)

This document is the official FDA-approved prescribing information for Nitrous Oxide as submitted by Welding & Therapy Service Inc.. It includes detailed information about indications, dosage, contraindications, warnings, and clinical pharmacology.

View full prescribing information (PDF)