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Medical Disclaimer: This information is for educational purposes only and is not a substitute for professional medical advice.
Brand Name
Sucrets
Generic Name
Dyclonine Hcl, Menthol, And Pectin
Active Ingredient
DyclonineCategory
Other
Salt Form
Hydrochloride
Variants
1
Different strengths and dosage forms
| Strength | Form | Route | NDC |
|---|---|---|---|
| 2 mg/1 | LOZENGE | ORAL | 63736-567 |
Detailed information about Sucrets
This page is for informational purposes only and does not replace medical advice. Before using any prescription or over-the-counter medication for Sucrets, you must consult a qualified healthcare professional.
Dyclonine is a unique ketone-based topical anesthetic used primarily for the temporary relief of pain associated with sore throat, mouth sores, and minor oral irritations. It works by blocking nerve signals in the mucous membranes.
For the treatment of minor sore throat or mouth irritation, the standard adult dosage depends on the formulation being used:
Dyclonine must be used with extreme caution in children, as they are more susceptible to systemic toxicity and the risk of choking.
Specific dosage adjustments for kidney disease have not been established for topical use. However, because metabolites are excreted renally, patients with end-stage renal disease should use dyclonine sparingly to avoid metabolite accumulation.
Since dyclonine is metabolized by the liver, patients with severe hepatic impairment (such as cirrhosis) should be monitored closely. Prolonged or excessive use in these patients could lead to higher systemic levels of the drug.
Elderly patients are at a higher risk for aspiration due to a naturally diminished gag reflex. Healthcare providers often recommend lower frequencies of use or lower concentrations for patients over the age of 65.
To ensure safety and efficacy, follow these specific instructions:
Dyclonine is typically used on an 'as-needed' basis. If you are on a scheduled regimen (e.g., for chemotherapy-induced sores) and miss a dose, take it as soon as you remember. If it is almost time for your next dose, skip the missed dose. Do not double the dose to catch up.
While rare with topical use, an overdose can occur if large amounts are swallowed or applied to severely damaged tissue. Signs of systemic toxicity include:
In the event of a suspected overdose or if a child swallows a large amount of the solution, contact a Poison Control Center (1-800-222-1222 in the US) or seek emergency medical attention immediately.
> Important: Follow your healthcare provider's dosing instructions. Do not adjust your dose or use the medication more frequently than recommended without medical guidance.
Because dyclonine is a local anesthetic, its primary effects are often perceived as side effects by some patients. The most common experiences include:
> Warning: Stop taking Dyclonine and call your doctor immediately if you experience any of these symptoms, as they may indicate a severe allergic reaction or systemic toxicity.
Dyclonine is not intended for long-term use. Chronic use (longer than 7 consecutive days) can lead to:
Currently, the FDA has no Black Box Warnings specifically for dyclonine. However, the FDA has issued general safety communications regarding all topical anesthetics (especially those containing benzocaine) and the risk of methemoglobinemia, particularly in children under 2 years of age. While dyclonine's risk is lower than benzocaine's, the same cautionary principles apply regarding pediatric use and airway management.
Report any unusual symptoms to your healthcare provider. If you notice any side effects not listed here, contact the FDA at 1-800-FDA-1088.
Dyclonine is generally safe when used as directed for short-term relief. However, its numbing properties present specific risks that patients must be aware of. The most significant concern is the suppression of the gag reflex. This reflex is the body's natural defense against choking; when it is numbed, the risk of aspirating (inhaling) food, liquid, or even saliva into the lungs increases significantly. This can lead to aspiration pneumonia, a serious lung infection.
No FDA black box warnings for Dyclonine. However, clinicians should remain vigilant for signs of methemoglobinemia, a rare but life-threatening condition where the blood's oxygen-carrying capacity is compromised.
For standard OTC use, no specific lab tests are required. However, for patients using prescription-strength dyclonine or those with underlying health issues:
In most cases, dyclonine does not affect the ability to drive. However, if systemic absorption occurs, it can cause dizziness or blurred vision. If you feel lightheaded after use, do not operate a vehicle or heavy machinery until the sensation passes.
Avoid consuming alcohol while using dyclonine. Alcohol can increase the irritation of the mucous membranes and may enhance the sedative effects if any dyclonine is absorbed systemically. Furthermore, drinking while the throat is numb increases the risk of choking.
There is no withdrawal syndrome associated with dyclonine. You may stop using it at any time. However, if your symptoms return or worsen after stopping, it is a sign that the underlying condition has not resolved and you should seek medical advice.
> Important: Discuss all your medical conditions with your healthcare provider before starting Dyclonine, especially if you have a history of heart disease, liver disease, or breathing problems.
While there are few absolute contraindications for topical dyclonine, it should not be used in combination with:
To minimize interaction risks:
> Important: Tell your doctor about ALL medications, supplements, and herbal products you are taking, including those used for heart rhythm or blood pressure.
Dyclonine must NEVER be used in the following circumstances:
Conditions requiring a careful risk-benefit analysis by a healthcare provider include:
One of the primary clinical advantages of dyclonine is its lack of cross-sensitivity with other local anesthetics. Because it is a ketone, patients who are allergic to 'esters' (like benzocaine, procaine, or tetracaine) or 'amides' (like lidocaine, bupivacaine, or mepivacaine) can usually safely use dyclonine. However, 'safe' does not mean 'impossible' to react; always monitor for signs of a new allergy.
> Important: Your healthcare provider will evaluate your complete medical history, including any history of 'caine' allergies, before prescribing or recommending Dyclonine.
Dyclonine is generally classified as FDA Pregnancy Category C. This means that adequate and well-controlled studies in pregnant women are lacking. Animal reproduction studies have not been conducted with dyclonine.
It is not known whether dyclonine is excreted in human milk. However, because systemic absorption from topical application is typically low, the amount reaching the infant via breast milk is likely negligible.
In patients with impaired kidney function, the elimination of dyclonine metabolites may be delayed. While a single lozenge is unlikely to cause issues, a 'swish and spit' regimen used multiple times a day for mucositis should be monitored. No specific GFR-based (Glomerular Filtration Rate) adjustments are published, but clinical caution is advised.
For patients with Child-Pugh Class B or C hepatic impairment, the half-life of dyclonine may be significantly prolonged. These patients should be monitored for signs of CNS toxicity (confusion, tremors) and should use the lowest frequency of application possible.
> Important: Special populations require individualized medical assessment. Always inform your provider if you are pregnant, nursing, or caring for an elderly patient before using this medication.
Dyclonine hydrochloride (4-butoxy-3-piperidinopropiophenone hydrochloride) is a topical anesthetic of the ketone group. Its molecular mechanism involves the reversible stabilization of the neuronal membrane. It inhibits the ionic fluxes required for the initiation and conduction of nerve impulses.
Specifically, dyclonine binds to the voltage-gated sodium channels located on the axons of sensory neurons. By binding to these channels, it prevents the rapid influx of sodium ions into the cell. Without this sodium influx, the cell cannot reach the threshold potential required to fire an action potential. This effectively 'numbs' the sensory receptors (nociceptors) in the mucosa, preventing the transmission of pain, touch, and temperature sensations to the central nervous system.
| Parameter | Value |
|---|---|
| Bioavailability | Low (intact skin); High (mucous membranes) |
| Protein Binding | Not extensively characterized; presumed moderate |
| Half-life | Approximately 1.5 - 2 hours (systemic) |
| Tmax | 15 - 30 minutes (post-mucosal application) |
| Metabolism | Hepatic (Liver) |
| Excretion | Renal (Kidneys) |
Dyclonine is classified as a Topical Local Anesthetic. While it shares the therapeutic goal of drugs like lidocaine and benzocaine, it is chemically distinct as a phenyl ketone. It is often grouped with 'other' local anesthetics in pharmacological databases because it does not fit the standard amide/ester binary.
Common questions about Sucrets
Dyclonine is primarily used as a topical anesthetic to provide temporary relief from pain associated with a sore throat, mouth sores (such as canker sores), and minor irritations of the gums or mouth. It is frequently found in over-the-counter throat lozenges and oral sprays, but it is also used in clinical settings as a prescription-strength rinse for patients with oral mucositis caused by chemotherapy. By numbing the mucous membranes, it allows patients to swallow and speak with less discomfort. It is also used by dentists to suppress the gag reflex during oral procedures. Always use it for short-term relief and consult a doctor if pain persists for more than a few days.
The most common side effects of dyclonine are directly related to its numbing action and include a loss of sensation in the mouth and throat, a tingling or stinging feeling upon application, and a temporary change in taste. Some users may also experience a feeling of 'thickness' in the throat or a temporary loss of the gag reflex, which can make swallowing feel unusual. While these effects are generally harmless and disappear within an hour, they can be bothersome. In rare cases, mild redness or irritation of the mouth tissues may occur. If you experience severe swelling or difficulty breathing, you should seek emergency medical care immediately.
It is generally advised to avoid drinking alcohol while using dyclonine products. Alcohol can act as an irritant to the already sore or inflamed tissues in your mouth and throat, potentially worsening the condition you are trying to treat. Furthermore, because dyclonine numbs the throat and suppresses the gag reflex, drinking any liquid—including alcohol—increases the risk of choking or accidentally inhaling the liquid into your lungs (aspiration). There is also a theoretical risk that alcohol could enhance the sedative effects of the anesthetic if it is absorbed into your bloodstream. For your safety, wait until the numbing effect has completely worn off before consuming alcoholic beverages.
Dyclonine is classified as Pregnancy Category C, which means there is limited data regarding its safety in pregnant women. While there is no direct evidence that it causes harm to a developing fetus when used topically in small amounts, comprehensive clinical trials have not been conducted to rule out all risks. Most healthcare providers suggest using it only if the benefit clearly outweighs the potential risk and only for a very short duration. If you are pregnant, it is important to speak with your obstetrician or primary care provider before using dyclonine lozenges or sprays. They may recommend safer alternatives or specific dosing limits to ensure both your and your baby's safety.
Dyclonine is known for its rapid onset of action, typically beginning to numb the affected area within 2 to 10 minutes after application. When using a lozenge, the numbing effect usually begins as the lozenge dissolves and comes into contact with the throat tissues. For sprays or rinses, the effect is almost immediate. However, the duration of this relief is relatively short, usually lasting between 20 and 60 minutes. Because the effect wears off quickly, the medication is often dosed every 2 hours. If you do not feel any numbing effect within 15 minutes, the product may be expired or may not have reached the intended area.
Yes, you can stop using dyclonine at any time without experiencing withdrawal symptoms or physical dependence. Since it is a topical medication used for symptom relief rather than a systemic medication that alters body chemistry over time, there is no need to taper the dose. However, keep in mind that stopping the medication will result in the return of any underlying pain or irritation that was being masked by the anesthetic. If you find that you need to use dyclonine for more than seven consecutive days, you should stop and consult a healthcare provider, as this may indicate a more serious infection or condition that requires different treatment.
Because dyclonine is most often used on an 'as-needed' basis for pain relief, missing a dose is generally not a concern. You can simply take the dose whenever you feel the need for pain relief again, provided you do not exceed the maximum daily limit (usually 10 lozenges per day for adults). If you are using a prescription version on a set schedule and miss a dose, take it as soon as you remember. If it is almost time for your next scheduled dose, skip the missed one and continue with your regular timing. Never use a double dose or use the product more frequently than every 2 hours to make up for a missed application.
There is no clinical evidence to suggest that dyclonine causes weight gain. It is a topical anesthetic that acts locally on the mucous membranes and is not known to affect metabolism, appetite, or fluid retention. Because very little of the drug is absorbed into the bloodstream when used correctly, it does not have the systemic effects associated with medications that cause weight changes, such as steroids or certain antidepressants. If you experience sudden weight gain while using this or any other medication, it is likely due to another underlying cause or a different medication, and you should discuss it with your healthcare provider.
Dyclonine can generally be used alongside most other medications, but there are a few important considerations. You should be cautious if you are already taking other 'caine' anesthetics or heart rhythm medications, as there could be an additive effect if dyclonine is absorbed systemically. Additionally, you should avoid using other oral topical medications at the same time to ensure dyclonine can properly coat the affected area. Always wait at least 30 minutes after using dyclonine before taking other oral medications to ensure you can swallow them safely. It is vital to provide your doctor or pharmacist with a full list of your current medications to check for any specific interactions.
Yes, dyclonine is available as a generic medication and is also the active ingredient in several well-known brand-name over-the-counter products. Generic versions are typically sold as 'Sore Throat Lozenges' or 'Topical Anesthetic Solutions' and are required by the FDA to have the same strength, quality, and efficacy as the brand-name versions. Using the generic form is often a more cost-effective way to achieve the same level of pain relief. You can find the name 'Dyclonine Hydrochloride' listed in the 'Active Ingredients' section of the drug facts label on the packaging. Always check the label to ensure dyclonine is the specific anesthetic included, as many similar products use benzocaine instead.
Other drugs with the same active ingredient (Dyclonine)