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Benzocaine Hydrochloride is the hydrochloride form of the local anesthetic Benzocaine. The pharmacological effects of Benzocaine Hydrochloride are the same as Benzocaine, while anesthetic effect of Benzocaine Hydrochloride is weaker than Procaine. Local absorption is slow while the effect is long-lasting. Because Benzocaine Hydrochloride is insoluble in water, it cannot be used as an infiltration anesthesia. Benzocaine Hydrochloride has analgesic and antipruritic effects.
What happens if use too much Benzocaine Hydrochloride?
What other effects will be appeared after using Benzocaine Hydrochloride?
What should be paid attention to during taking Benzocaine Hydrochloride?
An overdose of Benzocaine Hydrochloride can cause fatal side effects if too much of Benzocaine Hydrochloride is absorbed through your skin and into your blood. This can happen if you apply more than the recommended dose. Seek emergency medical attention or call the Poison Help line. An overdose of Benzocaine Hydrochloride applied to the skin can cause life-threatening side effects such as uneven heartbeats, seizure or convulsions, coma, slowed breathing, or respiratory failure even breathing stops.
Your body may absorb more of Benzocaine Hydrochloride if you use too much, if you apply Benzocaine Hydrochloride over large skin areas, or if you apply heat, bandages, or plastic wrap to treated skin areas. Skin that is cut or irritated may also absorb more Benzocaine Hydrochloride than healthy skin.
Since Benzocaine Hydrochloride is used when needed, you may not be on a dosing schedule. Skip any missed dose if it is almost time for your next dose.
Benzocaine Hydrochloride used in the mouth may cause a condition in which the oxygen in your body tissues can become dangerously low. This is a potentially fatal condition called methemoglobinemia. This condition may occur after only one use of Benzocaine Hydrochloride or after several uses.
Signs and symptoms may occur within minutes or up to 2 hours after using Benzocaine Hydrochloride in the mouth or throat. Get emergency medical help if you have the symptoms including a headache, tiredness, confusion; fast heartbeats; feeling light-headed or short of breath; and pale, blue, or gray appearance of your skin, lips, or fingernails.
Common side effects after taking Benzocaine Hydrochloride may include: mild stinging, burning, or itching where the medicine is applied; skin tenderness or redness; or dry white flakes where the medicine was applied.
Get emergency medical help if you have signs of an allergic reaction after taking Benzocaine Hydrochloride: hives; difficult breathing; swelling of your face, lips, tongue, or throat.
Stop using Benzocaine Hydrochloride and call your doctor at once if you have: severe burning, stinging, or sensitivity where the medicine is applied; swelling, warmth, or redness; or oozing, blistering, or any signs of infection.
When Benzocaine Hydrochloride is used in the oral cavity and throat, local anesthetics can affect swallowing function and increase the risk of aspiration. Patients who use Benzocaine Hydrochloride in operations such as laryngoscopy or bronchoscopy should be careful not to eat or drink for at least 3 to 4 hours after anesthesia.
Generally, Benzocaine Hydrochloride for children start with the smallest dose to prevent adverse reactions.
Benzocaine Hydrochloride is only used on the surface of the skin and should not be used on a large area. Avoid contacting Benzocaine Hydrochloride with eyes and other mucous membranes.
It is not recommended to use Benzocaine Hydrochloride continuously for exceeding 7 days.
Because Benzocaine Hydrochloride is a prescription drug, the doctor must prescribe the medicine according to the condition while the patients must follow the doctor's prescription, including the usage, dosage, and time of administration. Do not self-administer Benzocaine Hydrochloride according to the drug instructions without authorization.
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