lidocaine topical vs valproate
Side-by-side comparison of lidocaine topical and valproate. Data from FDA drug databases (Orange Book, NDC Directory, recalls, shortages) covering 20,000+ approved drugs, plus CMS pricing; see our methodology.
moderate Known Drug Interaction
Drugs That May Cause Methemoglobinemia When Used with LIDODERM Patients who are administered local anesthetics are at increased risk of developing methemoglobinemia when concurrently exposed to the following drugs, which could include other local anesthetics: Examples of Drugs Associated with Methemoglobinemia : Class Examples Nitrates/Nitrites nitric oxide, nitroglycerin, nitroprusside, nitrous oxide Local anesthetics articaine, benzocaine, bupivacaine, lidocaine, mepivacaine, prilocaine, procaine, ropivacaine, tetracaine Antineoplastic agents cyclophosphamide, flutamide, hydroxyurea,...
Recommendation: Watch for symptoms like headache or dizziness and tell your doctor if they occur. Your healthcare provider may need to check your blood more often.
Lidoderm
Depakote, Depakene
Lidoderm is a skin patch that contains the numbing medicine lidocaine. It is used to relieve nerve pain after shingles.
Valproate sodium injection is used when you cannot take valproate pills. It helps control seizures.
Lidoderm is used to relieve pain caused by post-herpetic neuralgia. This is nerve pain that can happen after you have shingles. The patch should only be applied to skin that is not broken or irritated.
This medicine treats certain types of seizures. It can be used alone or with other medicines to treat complex partial seizures. It also treats simple and complex absence seizures, and multiple seizure types that include absence seizures.
Lidoderm contains lidocaine, a local anesthetic. It works by numbing the area where you apply the patch. This reduces pain signals in that area.
Valproate affects the levels of certain chemicals in your brain. These chemicals help to control seizures. This medicine helps to reduce the frequency of seizures.
- • Blisters where you put the patch
- • Bruising where you put the patch
- • Burning feeling where you put the patch
- • Skin color changes where you put the patch
- • Skin irritation where you put the patch
- • Headache
- • Dizziness
- • Nausea
- • Pain at the injection site
No adverse event reports.
- The medicine is interacting with another medicine 1,187
- The baby was exposed to the medicine during pregnancy 1,043
- Sleepiness 951
- Seizures 813
- Harmful effects from different substances 757
Using Lidoderm with certain drugs can increase the risk of a blood disorder called methemoglobinemia. Tell your doctor about all other medicines you take.
Valproate can cause life-threatening liver problems, especially in the first 6 months of treatment. Children under 2 and people with mitochondrial disorders have a higher risk. Valproate can also harm an unborn baby, causing birth defects and lower IQ. It can also cause pancreatitis, which can be fatal.
Tell your doctor if you are pregnant or breastfeeding before using Lidoderm. It is not known if Lidoderm can harm your unborn baby. It is also not known if Lidoderm passes into breast milk.
Valproate can cause serious birth defects if taken during pregnancy. Do not take this medicine if you are pregnant or plan to become pregnant unless other medicines don't work for you. There is a pregnancy registry for women who take valproate during pregnancy; call 1-888-233-2334 to enroll.
How to Read This lidocaine topical vs valproate Comparison
lidocaine topical is classified in the Topical Anesthetic drug class, while valproate sits within the Anticonvulsant / Mood Stabilizer class. Drugs from different classes work through distinct mechanisms, so a head-to-head comparison illustrates trade-offs rather than equivalence. Both drugs are prescription-only, so a licensed provider must authorize use.
Adverse event totals above are pulled from the FDA's Adverse Event Reporting System (FAERS). For these top-ranked reactions alone, lidocaine topical has 0 submissions while valproate has 4,751. Those figures reflect cumulative reporting volume, not per-patient risk, so older, widely dispensed drugs typically look worse on count alone. These two drugs have a known moderate interaction flagged in FDA labeling, attributed to these medications can both lead to a rare blood disorder that prevents oxygen from moving through your body. taking them at the same time makes this side effect more likely.. Serious warnings, pregnancy guidance, and contraindications can differ even when indications overlap.
A table cannot substitute for clinical judgment. Effectiveness, tolerability, drug-drug interactions with your other medications, kidney and liver function, pregnancy status, insurance formulary, and price all feed into a decision that only a licensed prescriber can make responsibly. Data here is sourced from FDA Structured Product Labels (SPL) and FAERS, both of which update as manufacturers and clinicians submit new information. This page is for educational purposes only, is not medical advice, and should not be used to self-switch between lidocaine topical and valproate - always consult your physician or pharmacist first.
Important: This comparison is for informational purposes only. Drug effects vary between individuals. Always consult your doctor or pharmacist for personalized medical advice.