Nitrous oxide

Description

Nitrous Oxide USP is a non-flammable gas with the chemical formula N2O. It has a CAS number of 10024-97-2 and is classified as an oxidizer with a hazard classification of 5.1.

Uses and Indications

This drug is indicated for use in medical procedures requiring sedation and analgesia, specifically through the administration of Nitrous Oxide. The administration of Nitrous Oxide may be hazardous or contraindicated; therefore, it is to be used only by or under the supervision of a licensed practitioner who possesses experience in its use and administration. This 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: There are no specific teratogenic or nonteratogenic effects associated with this drug; however, practitioners should exercise caution and adhere to established guidelines when considering its use in various patient populations.

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. This practitioner must be well-versed in the indications, effects, dosages, methods, and frequency and duration of administration.

Nitrous Oxide is administered via the respiratory route through inhalation. It is essential that practitioners adhere to established safety protocols and guidelines to mitigate any potential hazards or contraindications associated with its use.

Contraindications

There are no specific contraindications identified for this product. However, it is essential to ensure that all safety precautions are implemented before handling the product.

Warnings and Precautions

Healthcare professionals are advised to adhere to the following warnings and precautions to ensure the safe use of the product.

Warnings

It is imperative to avoid inhalation of the gas. Direct contact with eyes, skin, or clothing must be strictly prevented. The product should only be used and stored outdoors or in a well-ventilated area to minimize the risk of exposure. In the event of a fire, efforts should be made to stop the leak if it is safe to do so.

When utilizing this product, a backflow preventative device must be employed in the piping system. Equipment used must be compatible with the materials of construction and rated for cylinder pressure. Additionally, only equipment that has been cleaned for oxygen service should be utilized. Valves should be opened slowly, and it is essential to close the valve after each use and when the cylinder is empty. Protection from sunlight is necessary when ambient temperatures exceed 52°C (125°F).

General Precautions

Prior to use, it is crucial to read and follow the Safety Data Sheet (SDS) to understand the hazards and safe handling practices associated with the product.

Emergency Medical Help Instructions

In case of feeling unwell, it is important to seek immediate assistance by contacting a poison center or a healthcare professional.

Stop Taking and Call Your Doctor Instructions

If the product comes into contact with the skin, immediate medical advice should be sought. Affected areas should be thawed with lukewarm water, and it is critical not to rub the area to prevent further irritation or injury.

Side Effects

Patients may experience a range of adverse reactions associated with the use of this product. Serious warnings include the potential for drowsiness or dizziness, which may impair the ability to perform tasks that require alertness. Additionally, there is a risk of oxygen displacement, which can lead to rapid suffocation, and exposure may result in frostbite.

In the event of inhalation, it is crucial to remove the affected individual to fresh air and ensure they are comfortable for breathing. If the individual feels unwell, it is advised to contact a poison center or a healthcare professional immediately. For skin exposure, thawing of any frostbitten areas should be done with lukewarm water, and it is important not to rub the affected area. Immediate medical advice or attention should be sought in such cases.

These adverse reactions highlight the importance of careful handling and awareness of the potential risks associated with this product.

Drug Interactions

There are currently no documented drug interactions associated with the use of this medication. Additionally, there is no information available regarding interactions with laboratory tests. As such, no specific recommendations for dosage adjustments or monitoring are warranted 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

Pediatric use of Nitrous Oxide is not specifically addressed in the available prescribing information. There are no recommended age ranges, dosing differences, safety concerns, or special precautions for pediatric patients mentioned in the insert. Healthcare professionals should exercise caution and consider the lack of specific data when administering Nitrous Oxide to children.

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 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 considered hazardous or contraindicated. Pregnant patients should be closely monitored, and the use of Nitrous Oxide should only occur under the supervision of a licensed practitioner who has experience in its administration.

Healthcare professionals are advised to consult the Safety Data Sheet (SDS) prior to use to ensure all safety protocols are followed. Given the potential implications for fetal outcomes, caution is warranted when considering the use of Nitrous Oxide in women of childbearing potential.

Lactation

There are no specific warnings or recommendations regarding the use of Nitrous Oxide in lactating mothers. Additionally, there are no specific considerations or precautions related to lactation mentioned in the provided information. Therefore, healthcare professionals may consider the use of Nitrous Oxide in nursing mothers without specific concerns related to breastfeeding.

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 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

In the absence of specific overdosage information, it is essential for healthcare professionals to remain vigilant regarding the potential for overdose with this medication. In cases where an overdose is suspected, immediate medical attention should be sought.

Healthcare providers are advised to monitor patients closely for any signs or symptoms that may arise from an overdose. Common symptoms may include, but are not limited to, severe drowsiness, confusion, respiratory distress, or any other unusual clinical manifestations.

Management of an overdose should be tailored to the individual patient and may involve supportive care, symptomatic treatment, and, if applicable, the use of specific antidotes. It is crucial to consult local poison control guidelines and follow established protocols for overdose management.

In all instances of suspected overdose, healthcare professionals should report the event to the appropriate regulatory authorities and document the incident thoroughly in the patient's medical record.

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

Postmarketing experience has revealed the following adverse reactions reported voluntarily or through surveillance programs: drowsiness, dizziness, and frostbite. These events have been documented in the context of routine pharmacovigilance activities.

Patient Counseling

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

Patients should be made aware of the potential dangers associated with Nitrous Oxide, including its ability to cause or intensify fire, as it is an oxidizer and contains gas under pressure, which may explode if heated. They should also be informed that the gas may cause drowsiness or dizziness and has the potential to displace oxygen, leading to rapid suffocation. Additionally, exposure to Nitrous Oxide can result in frostbite.

It is crucial for patients to understand the importance of reading and comprehending all safety precautions before handling Nitrous Oxide. They should be instructed to keep valves and fittings free from grease and oil, avoid breathing the gas, and prevent contact with eyes, skin, or clothing. Patients should only use and store Nitrous Oxide outdoors or in a well-ventilated area.

In the event of a fire, patients should be advised to stop the leak if it is safe to do so. They should also be informed about the necessity of using a backflow preventative device in the piping and that only equipment made of compatible materials and rated for cylinder pressure should be utilized. Equipment must be cleaned for oxygen service, and patients should open the valve slowly and close it after each use and when empty. Furthermore, they should protect the gas from sunlight when the ambient temperature exceeds 52°C (125°F) and read and follow the Safety Data Sheet (SDS) prior to use.

In case of an emergency, patients should be instructed on first aid measures. If Nitrous Oxide is inhaled, they should be removed to fresh air and kept comfortable for breathing, and a poison center or physician should be contacted if they feel unwell. If the gas comes into contact with the skin, patients should thaw any frosted areas with lukewarm water without rubbing the affected area and seek immediate medical advice or attention.

Storage and Handling

This product is intended for outdoor use or in well-ventilated areas only. It must be protected from sunlight when the ambient temperature exceeds 52°C (125°F).

To ensure safe handling, it is essential to keep valves and fittings free from grease and oil. When operating the valve, it should be opened slowly to prevent any sudden release of pressure. After each use, and when the product is empty, the valve must be securely closed to maintain safety and integrity.

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 Airtec Gases, LLC. It includes detailed information about indications, dosage, contraindications, warnings, and clinical pharmacology.

View full prescribing information (PDF)