This information from Lexicomp® explains what you need to know about this medication, including what it’s used for, how to take it, its side effects, and when to call your healthcare provider.
1st Relief Spray [OTC]; AvaDERM [OTC]; AvaLin [OTC]; Endoxcin [OTC] [DSC]; Gen7T Plus; LenzaGel [OTC] [DSC]; LenzaPatch [OTC] [DSC]; LevigoLT [OTC]; Lidenza [DSC]; LidoPatch Pain Relief [OTC]; LidoStream; Lidothol; LidozenGel [OTC]; LidozenPatch [OTC]; Limencin [OTC]; Lorenza [DSC]; MaL Patch; Mentho-Caine [DSC]; Prolida [OTC]; Releevia ML [DSC]; Siterol [OTC]; Synvexia TC; Synvexia [DSC]; Terocin [OTC]; Veltrix [DSC]; Venia [OTC]; Zeruvia
- It is used to relieve itching and pain from insect bites or skin irritation.
- It is used to ease muscle and joint aches and pain.
- Some products may be used to treat signs of hemorrhoids or rectal irritation.
- It may be given to you for other reasons. Talk with the doctor.
- If you are allergic to this drug; any part of this drug; or any other drugs, foods, or substances. Tell your doctor about the allergy and what signs you had.
- If a large area needs to be treated.
- If there is an infection where this drug will be used.
This is not a list of all drugs or health problems that interact with this drug.
Tell your doctor and pharmacist about all of your drugs (prescription or OTC, natural products, vitamins) and health problems. You must check to make sure that it is safe for you to take this drug with all of your drugs and health problems. Do not start, stop, or change the dose of any drug without checking with your doctor.
- Tell all of your health care providers that you take this drug. This includes your doctors, nurses, pharmacists, and dentists.
- Talk with your doctor before you use other drugs or products on your skin.
- Do not use this drug for longer than you were told by your doctor.
- Avoid use of heat sources (such as sunlamps, tanning beds, heating pads, electric blankets, heat lamps, saunas, hot tubs, heated waterbeds). Avoid long, hot baths or sunbathing. Your temperature may rise and cause too much drug to pass into your body.
- A severe blood problem called methemoglobinemia has happened with drugs like this one. The risk may be raised in people who have glucose-6-phosphate dehydrogenase (G6PD) deficiency, heart problems, or lung problems. The risk may also be raised while taking certain other drugs and in infants younger than 6 months of age. Tell your doctor if you have ever had methemoglobinemia.
- Tell your doctor if you are pregnant, plan on getting pregnant, or are breast-feeding. You will need to talk about the benefits and risks to you and the baby.
Cream, gel, and spray:
- This drug may cause harm if swallowed. If this drug is swallowed, call a doctor or poison control center right away.
- This drug may cause harm if chewed or swallowed. If this drug has been put in the mouth, call a doctor or poison control center right away.
WARNING/CAUTION: Even though it may be rare, some people may have very bad and sometimes deadly side effects when taking a drug. Tell your doctor or get medical help right away if you have any of the following signs or symptoms that may be related to a very bad side effect:
- Signs of an allergic reaction, like rash; hives; itching; red, swollen, blistered, or peeling skin with or without fever; wheezing; tightness in the chest or throat; trouble breathing, swallowing, or talking; unusual hoarseness; or swelling of the mouth, face, lips, tongue, or throat.
- Signs of methemoglobinemia like a blue or gray color of the lips, nails, or skin; a heartbeat that does not feel normal; seizures; very bad dizziness or passing out; very bad headache; feeling very sleepy; feeling tired or weak; or shortness of breath. This effect is rare but may be deadly if it happens.
- Irritation where this drug is used.
All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away:
These are not all of the side effects that may occur. If you have questions about side effects, call your doctor. Call your doctor for medical advice about side effects.
You may report side effects to your national health agency.
Use this drug as ordered by your doctor. Read all information given to you. Follow all instructions closely.
- Do not take this drug by mouth. Use on your skin only. Keep out of your mouth, nose, ears, and eyes (may burn).
- Do not put on open wounds, cuts, or irritated skin.
- Do not put on the genitals.
- Do not use coverings (bandages, dressings) unless told to do so by the doctor.
- Clean affected part before use. Make sure to dry well.
Cream, gel, and spray:
- Wash your hands before and after use. Do not wash your hands after use if putting this on your hand.
- Put a thin layer on the affected skin and rub in gently.
- This drug may catch on fire. Do not use near an open flame or while smoking.
- Wash your hands before and after use.
- Put patch on clean, dry, healthy skin.
- Do not use if the pouch that holds this drug is torn, open, or not sealed all the way.
- After you take off a skin patch, be sure to fold the sticky sides of the patch to each other. Throw away used patches where children and pets cannot get to them.
- If you use this drug on a regular basis, put on a missed dose as soon as you think about it.
- If it is close to the time for your next dose, skip the missed dose and go back to your normal time.
- Do not put on 2 doses at the same time or extra doses.
- Many times this drug is used on an as needed basis. Do not use more often than told by the doctor.
- Store at room temperature. Do not freeze.
- Keep all drugs in a safe place. Keep all drugs out of the reach of children and pets.
- Throw away unused or expired drugs. Do not flush down a toilet or pour down a drain unless you are told to do so. Check with your pharmacist if you have questions about the best way to throw out drugs. There may be drug take-back programs in your area.
- Protect from heat or open flame.
- Store in pouch until ready for use.
- If your symptoms or health problems do not get better or if they become worse, call your doctor.
- Do not share your drugs with others and do not take anyone else’s drugs.
- Some drugs may have another patient information leaflet. If you have any questions about this drug, please talk with your doctor, nurse, pharmacist, or other health care provider.
- Some drugs may have another patient information leaflet. Check with your pharmacist. If you have any questions about this drug, please talk with your doctor, nurse, pharmacist, or other health care provider.
- If you think there has been an overdose, call your poison control center or get medical care right away. Be ready to tell or show what was taken, how much, and when it happened.
This information should not be used to decide whether or not to take this medicine or any other medicine. Only the healthcare provider has the knowledge and training to decide which medicines are right for a specific patient. This information does not endorse any medicine as safe, effective, or approved for treating any patient or health condition. This is only a brief summary of general information about this medicine. It does NOT include all information about the possible uses, directions, warnings, precautions, interactions, adverse effects, or risks that may apply to this medicine. This information is not specific medical advice and does not replace information you receive from the healthcare provider. You must talk with the healthcare provider for complete information about the risks and benefits of using this medicine.
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