Nitrous oxide

Description

Nitrous Oxide, USP, is a non-flammable gas classified as an oxidizer (5.1) with the UN number 1070. It has a Chemical Abstracts Service (CAS) registry number of 10024-97-2. This product is distributed by Airgas Puritan Medical, a division of Airgas West, Inc., located in Lakewood, California. For inquiries, the contact number is (562) 497-1991.

Uses and Indications

This drug is indicated for use in medical settings where Nitrous Oxide is deemed appropriate for analgesia or sedation. Administration of Nitrous Oxide may be hazardous or contraindicated; therefore, it should only be administered 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 include the requirement for a qualified healthcare professional to oversee its administration, ensuring patient safety and adherence to established medical guidelines. There are no specific teratogenic or nonteratogenic effects associated with this drug noted in the available data.

Dosage and Administration

Administration of Nitrous Oxide should be conducted by or under the supervision of a licensed practitioner experienced in its use. The practitioner must be familiar with the indications, effects, dosages, methods, and frequency and duration of administration.

Nitrous Oxide is administered via the respiratory route through inhalation. The active ingredient concentration is 99.2 mL of Nitrous Oxide in 1 L of the gas mixture. Practitioners should ensure that the administration is performed in a controlled environment, with appropriate monitoring of the patient throughout the procedure.

It is essential to adhere to established protocols for the safe and effective use of Nitrous Oxide, including proper equipment setup and patient assessment prior to administration.

Contraindications

Administration of Nitrous Oxide is contraindicated in situations where it may pose a hazard. It should only be used by or under the supervision of a licensed practitioner experienced in its administration, who is knowledgeable about its indications, effects, dosages, methods, frequency, duration, hazards, contraindications, side effects, and necessary precautions.

Additionally, it is contraindicated to breathe the gas directly. Contact with liquid Nitrous Oxide should be avoided to prevent exposure to eyes, skin, or clothing.

Warnings and Precautions

Administration of Nitrous Oxide may pose significant risks and is contraindicated in certain situations. It is imperative that this agent be used only by or under the supervision of a licensed practitioner who possesses experience in its use and administration. The practitioner must be well-versed in the indications, effects, dosages, methods, frequency, and duration of administration, as well as the associated hazards, contraindications, side effects, and necessary precautions.

Nitrous Oxide is classified as a high-pressure oxidizing liquid and gas, which vigorously accelerates combustion. This property can lead to rapid suffocation and may induce anesthetic effects. Additionally, exposure to Nitrous Oxide can result in frostbite. To mitigate these risks, it is essential to avoid inhalation of the gas, ensure adequate ventilation during use, and keep oil and grease away from the area. Equipment must be specifically cleaned for oxygen use and rated for cylinder pressure. Care should be taken to prevent liquid from contacting the eyes, skin, or clothing. The cylinder temperature must not exceed 52°C (125°F), and the valve should be opened slowly. It is crucial to close the valve after each use and when the cylinder is empty. Practitioners should also be aware that suck-back into the cylinder may cause rupture; therefore, a backflow preventive device should always be utilized in the piping.

General precautions include adherence to the guidelines outlined in the Material Safety Data Sheet (MSDS) associated with Nitrous Oxide.

In the event of inhalation, immediate action is required. The individual should be removed to fresh air, and if breathing has ceased, artificial respiration should be administered. If breathing is difficult, supplemental oxygen should be provided, and a physician must be contacted without delay. In cases of frostbite, it is critical to seek medical treatment immediately.

No specific laboratory tests are recommended for the safe use of Nitrous Oxide, and there are no defined instructions for discontinuing use or contacting a physician.

Side Effects

Administration of Nitrous Oxide may be associated with several adverse reactions, which can vary in seriousness and frequency.

Warnings indicate that the use of Nitrous Oxide may be hazardous or contraindicated, necessitating administration by or under the supervision of a licensed practitioner experienced in its use. This practitioner should be familiar with the indications, effects, dosages, methods, frequency, duration of administration, as well as the associated hazards, contraindications, side effects, and necessary precautions. Additionally, it is important to note that Nitrous Oxide is a high-pressure oxidizing liquid and gas that vigorously accelerates combustion, can cause rapid suffocation, and may lead to anesthetic effects or frostbite.

Among the adverse reactions reported, anesthetic effects are noted, which may occur during administration. Furthermore, there is a risk of frostbite, particularly in cases where the gas is improperly handled or administered.

In the event of inhalation, it is crucial to remove the patient to fresh air. If the patient is not breathing, artificial respiration should be provided, and if breathing is difficult, oxygen should be administered. It is advisable to call a physician for further assistance. In cases of frostbite, immediate medical treatment should be sought to address the condition effectively.

Drug Interactions

There are currently no specific drug interactions identified for the medication. Additionally, no interactions with laboratory tests have been reported. Therefore, no dosage adjustments or monitoring recommendations are necessary at this time. It is advisable for healthcare professionals to remain vigilant and consult updated resources as new data may emerge.

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 the use of Nitrous Oxide in this population is conducted by or under the supervision of a licensed practitioner experienced in its administration, particularly when treating children. The prescribing information does not specify dosing differences, recommended ages, or specific safety concerns for pediatric patients. Therefore, healthcare professionals should exercise caution and consider individual patient circumstances when administering Nitrous Oxide to children.

Geriatric Use

There is no specific information regarding the use of this medication in geriatric patients, including dosage adjustments, safety concerns, or special precautions. Healthcare providers should exercise caution when prescribing this medication to elderly patients, as they may have altered pharmacokinetics and pharmacodynamics. Close monitoring is recommended to ensure safety and efficacy in this population.

Pregnancy

The administration of Nitrous Oxide during pregnancy is contraindicated due to potential risks to the fetus. Safety and effectiveness have not been established in pregnant patients, and its use should be limited to situations where the benefits clearly outweigh the risks. Healthcare professionals are advised to ensure that Nitrous Oxide is used only by or under the supervision of a licensed practitioner experienced in its administration. Given the potential hazards associated with Nitrous Oxide, caution is warranted when considering its use in women of childbearing potential.

Lactation

There is no specific information available regarding the use of Nitrous Oxide in nursing mothers or its effects on lactation. Consequently, the potential excretion of Nitrous Oxide in breast milk and its 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

There is no specific information regarding renal impairment, dosage adjustments, special monitoring, or safety considerations for patients with reduced kidney function provided in the drug insert for Nitrous Oxide. Healthcare professionals should exercise caution and consider the lack of data when treating patients with renal impairment.

Hepatic Impairment

Patients with hepatic impairment have not been specifically studied in relation to the use of Nitrous Oxide. Consequently, there is no available information regarding dosage adjustments, special monitoring requirements, or precautions for this patient population. It is recommended that healthcare providers exercise caution and consider the overall clinical context when administering Nitrous Oxide to patients with compromised liver function.

Overdosage

Overdosage of Nitrous Oxide may result in significant anesthetic effects, which can pose serious risks to the individual.

In the event of suspected overdosage, it is crucial to take immediate action. The first step is to remove the affected individual to an area with fresh air to mitigate the effects of the gas. If the individual is not breathing, artificial respiration should be administered promptly to ensure oxygenation. In cases where breathing is difficult, supplemental oxygen should be provided to assist with respiratory function.

It is essential to seek further medical assistance by calling a physician, as professional evaluation and intervention may be necessary to manage the situation effectively.

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 understanding of potential risks associated with the compound in nonclinical settings.

Postmarketing Experience

No specific postmarketing experience details are available. As such, there are no additional adverse events or rare case reports to summarize at this time.

Patient Counseling

Healthcare providers should advise patients that the administration of Nitrous Oxide may pose hazards or be contraindicated. It is essential that this substance is used only by or under the supervision of a licensed practitioner who possesses experience 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.

Providers must emphasize the warning regarding Nitrous Oxide, which is classified as a high-pressure oxidizing liquid and gas. Patients should be made aware that it vigorously accelerates combustion, can cause rapid suffocation, may induce anesthetic effects, and has the potential to cause frostbite.

Patients should be counseled to avoid breathing the gas and to ensure that it is stored and used in an adequately ventilated area. They should be instructed to keep oil and grease away from the gas and to use only equipment that has been cleaned for oxygen and is rated for cylinder pressure. It is critical to avoid contact with liquid Nitrous Oxide in the eyes, on the skin, or on clothing. Additionally, patients should be informed that the cylinder temperature must not exceed 52°C (125°F), and they should open the valve slowly and close it after each use and when empty. The use of a backflow preventive device in the piping is also recommended, along with adherence to the Material Safety Data Sheet (MSDS).

In the event of an emergency, healthcare providers should instruct patients on first aid measures. If Nitrous Oxide is inhaled, patients should be removed to fresh air. If breathing has ceased, artificial respiration should be administered. If breathing is difficult, oxygen should be provided, and a physician should be contacted. In cases of frostbite, immediate medical treatment is necessary.

Storage and Handling

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

To prevent hazards, oil and grease must be kept away from the cylinders. Equipment used with the cylinders should be thoroughly cleaned for oxygen service and rated for the appropriate cylinder pressure.

Users should take precautions to avoid contact with the liquid, ensuring that it does not come into contact with eyes, skin, or clothing. When opening the valve, it should be done slowly to prevent sudden release. After each use, and when the cylinder is empty, the valve must be closed securely. Additionally, a backflow preventive device should be utilized in the piping to ensure safe operation.

Additional Clinical Information

The route of administration for the product is via respiratory inhalation. Clinicians should counsel patients that the administration of Nitrous Oxide may pose hazards or be contraindicated. It is essential that it be used only by or under the supervision of a licensed practitioner experienced in its use, who is knowledgeable about its indications, effects, dosages, methods, frequency, duration of administration, as well as the associated hazards, contraindications, side effects, and necessary precautions.

Patients should be advised to avoid breathing the gas and to ensure adequate ventilation during use. It is important to keep oil and grease away from the equipment, which should be cleaned for oxygen and rated for cylinder pressure. Care should be taken to prevent liquid from contacting the eyes, skin, or clothing, and the cylinder temperature must not exceed 52°C (125°F). Valves should be opened slowly and closed after each use and when empty. A backflow preventive device should be utilized in the piping, and usage should comply with the Material Safety Data Sheet (MSDS).

FDA Insert (PDF)

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

View full prescribing information (PDF)