Nitrous oxide

Description

Nitrous oxide, designated as USP UN1070, is a non-flammable gas with the chemical abstract service (CAS) number 10024-97-2. It is classified as an oxidizer with a rating of 5.1. This compound is supplied by Airgas Puritan Medical, located in Salem, NH 03079, and can be contacted at (800) 562-3815. The structural representation of nitrous oxide can be referenced in the accompanying image file labeled "nitrousoxide.jpg."

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 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. The practitioner must be knowledgeable about the indications, effects, dosages, methods, frequency, 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 best practices. There are no specific teratogenic or nonteratogenic effects associated with this drug noted in the available data.

Dosage and Administration

Administration of Nitrous Oxide is to be conducted exclusively 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, and frequency and duration of administration, as the use of Nitrous Oxide may pose hazards or be contraindicated in certain situations.

Nitrous Oxide is administered via the respiratory route through inhalation. The active ingredient concentration is 990 mL of Nitrous Oxide in a 1 L volume. It is imperative that the administration follows the guidelines outlined in the Material Safety Data Sheet (MSDS) to ensure safety and efficacy.

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 use and administration, who is knowledgeable about its indications, effects, dosages, methods, frequency, duration, hazards, contraindications, side effects, and necessary precautions.

Breathing the gas is contraindicated, as is contact with liquid Nitrous Oxide, which should be avoided to prevent exposure to eyes, skin, and 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 solely by or under the supervision of a licensed practitioner who possesses expertise in the use and administration of Nitrous Oxide. This 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.

Hazardous Properties Nitrous Oxide is classified as a high-pressure oxidizing liquid and gas, which vigorously accelerates combustion. It poses risks of rapid suffocation and can induce anesthetic effects. Additionally, exposure to the gas may result in frostbite.

General Precautions To ensure safe handling and administration, it is crucial to avoid inhalation of the gas. Adequate ventilation must be maintained during storage and use. All oil and grease should be kept away from the area of use. Only equipment that has been cleaned for oxygen and is rated for cylinder pressure should be utilized. Care must be taken to prevent liquid from contacting the eyes, skin, or clothing. Cylinder temperatures must not exceed 52°C (125°F). Valves should be opened slowly, and it is essential to close the valve after each use and when the cylinder is empty. A backflow preventive device should be employed in the piping system, and all procedures should be conducted in accordance with the Material Safety Data Sheet (MSDS).

Emergency Medical Assistance 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. It is critical to contact a physician without delay. In cases of frostbite, immediate medical treatment is necessary.

No specific laboratory tests are recommended for the safe use of Nitrous Oxide. There are also no defined instructions for discontinuing use or contacting a physician regarding adverse effects.

Side Effects

Administration of Nitrous Oxide may pose significant risks, including the potential for rapid suffocation and anesthetic effects. It is crucial for patients to be aware that the use of this gas can lead to serious adverse reactions, including frostbite, particularly if proper precautions are not taken.

Common adverse reactions associated with Nitrous Oxide include anesthetic effects, which are frequently observed in patients undergoing procedures involving this agent. Less commonly, patients may experience frostbite, which necessitates immediate medical attention.

To mitigate risks, it is essential to avoid breathing the gas directly and to ensure that the environment is adequately ventilated during use. Additionally, precautions should be taken to keep oil and grease away from the equipment, as these substances can pose hazards. Only equipment that has been cleaned for oxygen and is rated for cylinder pressure should be utilized.

Patients should also be advised against allowing liquid Nitrous Oxide to come into contact with their eyes, skin, or clothing. It is important to maintain cylinder temperatures below 52°C (125°F) and to open the valve slowly. After each use, the valve should be closed, especially when the cylinder is empty. The use of a backflow preventive device in the piping is recommended to further enhance safety.

In the event of frostbite, immediate medical treatment is required to address the injury effectively.

Drug Interactions

There are currently no specific drug interactions or drug and laboratory test interactions identified for the product. As such, no dosage adjustments or monitoring recommendations are necessary at this time. Healthcare professionals are advised to remain vigilant and consider individual patient factors when prescribing this medication.

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 this agent is used 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, duration of administration, as well as the associated hazards, contraindications, side effects, and necessary precautions specific to pediatric patients.

Geriatric Use

Elderly patients may not have specific recommendations regarding the use of Nitrous Oxide, as the drug insert does not provide information on age considerations, dosage adjustments, safety concerns, or special precautions for this population.

Healthcare providers should exercise caution when administering Nitrous Oxide to geriatric patients, given the lack of targeted data. It is advisable to monitor these patients closely for any adverse effects and to consider individual patient factors when determining the appropriateness of treatment.

Pregnancy

Administration of Nitrous Oxide may pose potential risks during pregnancy and is considered hazardous or contraindicated. Healthcare professionals should exercise caution when prescribing this agent to pregnant patients, as the effects on fetal outcomes have not been fully established. It is advisable to evaluate the necessity of Nitrous Oxide in the context of the potential risks to both the mother and the developing fetus. Women of childbearing potential should be informed of these risks and the importance of discussing any plans for pregnancy with their healthcare provider prior to treatment.

Lactation

There are no specific statements or information regarding nursing mothers or lactation in the provided drug insert for Nitrous Oxide. Therefore, the effects on breastfed infants and the excretion of Nitrous Oxide in breast milk remain undetermined. Healthcare professionals should consider this 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 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 clinical judgment when considering the use of Nitrous Oxide in patients with compromised liver function, given the absence of specific data.

Overdosage

Overdosage of Nitrous Oxide can lead to significant and potentially life-threatening adverse effects. Healthcare professionals should be aware of the serious consequences associated with excessive exposure to this agent.

Symptoms of Overdosage Patients experiencing an overdosage may present with a range of symptoms, including dizziness, nausea, vomiting, and loss of consciousness. These manifestations can escalate quickly, necessitating prompt intervention.

Recommended Actions In the event of suspected overdosage, immediate medical attention is critical. Healthcare providers should initiate supportive measures without delay. This includes ensuring the patient's airway is secure and providing supplemental oxygen as needed.

Management Procedures Monitoring of vital signs is essential during the management of overdosage. Continuous assessment will help in identifying any deterioration in the patient's condition, allowing for timely and appropriate interventions. Supportive care should be tailored to the individual patient's needs, focusing on stabilizing their respiratory and cardiovascular status.

In summary, vigilance and prompt action are paramount in the management of Nitrous Oxide overdosage to mitigate serious health risks.

Nonclinical Toxicology

Animal studies have demonstrated that nitrous oxide does not induce teratogenic effects, as no teratogenic outcomes were observed. Furthermore, there was no increase in fetal malformations noted in these studies, indicating a lack of non-teratogenic effects. Overall, the findings from animal pharmacology and toxicology suggest that nitrous oxide does not lead to adverse developmental outcomes.

Postmarketing Experience

No postmarketing experience details are available in the insert text.

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. The 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.

Providers should emphasize the caution associated with Nitrous Oxide, noting that it is a high-pressure oxidizing liquid and gas that vigorously accelerates combustion. Patients should be made aware that exposure can lead to rapid suffocation, anesthetic effects, and potential frostbite.

Patients should be instructed to avoid breathing the gas and to ensure adequate ventilation during its use. They should be reminded to keep oil and grease away from the area of use and to utilize 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, cylinder temperatures should not exceed 52°C (125°F), and the valve should be opened slowly. Patients should be advised to close the valve after each use and when the cylinder is empty, and to use a backflow preventive device in the piping. Compliance with the Material Safety Data Sheet (MSDS) is also essential.

In the event of inhalation, patients should be instructed to seek fresh air immediately. If the patient is not breathing, artificial respiration should be administered, and if breathing is difficult, oxygen should be provided. It is important to call a physician for further assistance. In cases of frostbite, patients should obtain medical treatment without delay.

Storage and Handling

The product is supplied in cylinders that must be stored and used in an environment with adequate ventilation. It is essential to ensure that the temperature of the cylinders does not exceed 52°C (125°F).

When handling the cylinders, the valve should be opened slowly to prevent sudden pressure release. After each use, and when the cylinder is empty, the valve must be securely closed. To maintain safety, a back flow preventive device should be utilized in the piping system.

Only equipment that has been cleaned for oxygen use and is rated for cylinder pressure should be employed. Care should be taken to avoid contact with liquid oxygen, as it can cause harm to the eyes, skin, and clothing. Additionally, it is critical to keep oil and grease away from the cylinders to prevent any hazardous reactions.

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 Airgas East, Inc.. It includes detailed information about indications, dosage, contraindications, warnings, and clinical pharmacology.

View full prescribing information (PDF)