Lidocaine Solution 2% (Lidocaine Hydrochloride Monohydrate)

Adult use

The recommended maximum single dose for healthy adults is 4.5 mg of lidocaine hydrochloride per kg of body weight, and the total dosage should not exceed 300 mg of lidocaine hydrochloride (15 mL of this medication). As symptomatic therapy for irritation or inflammation of the oral and pharyngeal mucosa, administer 300 mg of lidocaine hydrochloride (15 mL of this medication). When used orally, this medication should be held in the mouth and then spat out; when used in the throat, it may be swallowed.

This medication should not be used in patients with hypersensitivity to amide local anesthetics. It is advisable to avoid administration in pregnant women and children due to the sweetening agent included in this medication. Care should be taken when applying this medication to areas with mucosal wounds. Patients with a history of allergy to propylene glycol should also use this medication cautiously. Symptoms such as blood pressure drop, facial pallor, irregular pulse, and respiratory depression may occur; careful monitoring is required. It may affect the central nervous system, causing tremors or seizures; if such symptoms occur, discontinue use immediately and seek appropriate treatment. Symptoms like drowsiness, anxiety, dizziness, nausea, headache, and irritability may also arise; careful monitoring is necessary. It can also affect the heart and circulatory system, potentially leading to bradycardia, hypotension, or in severe cases, cardiac arrest. Skin reactions such as urticaria, edema, and allergic reactions may occur; any abnormal symptoms should be reported immediately. It is safe to prepare first aid measures in case of emergencies when using local anesthetics. To reduce side effects, carefully observe the patient's condition and use only the necessary minimal amount. When using this medication in the oral cavity, there is a risk of food entering the airway due to decreased swallowing ability, so it is advisable to avoid food intake for 60 minutes after use. There is a risk of injuring the mouth due to numbness of the tongue or oral mucosa; caution is required. Use during pregnancy or in women of childbearing potential should be done cautiously only if the benefits outweigh the risks. Women who are breastfeeding should also use this medication with caution. Shake well before use to ensure the contents are mixed evenly.

Serious side effects

• Urticaria
• edema
• facial pallor
• respiratory depression
• respiratory arrest
• shock
• blood pressure drop
• seizures
• bradycardia
• hypotension

Mild side effects

• Drowsiness
• anxiety
• agitation
• neglect
• dizziness
• nausea
• vomiting
• mild headache
• irritability
• paresthesia

This medication should be stored in a tightly sealed container to prevent exposure to air or moisture. The storage temperature should be maintained between 15 and 30 degrees Celsius.

Appearance

Colorless, transparent liquid filled in a translucent plastic container or aluminum pouch.

Package unit

500 milliliters per bottle, 15 milliliters per pouch [x10]