phenytoin vs prenatal multivitamin
Side-by-side comparison of phenytoin and prenatal multivitamin. 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 which may interact with folate include: • Antiepileptic drugs (AED): The AED class including, but not limited to, phenytoin, carbamazepine, primidone, valproic acid, fosphenytoin, valproate, phenobarbital and lamotrigine have been shown to impair folate absorption and increase the metabolism of circulating folate. • Additionally, concurrent use of folic acid has been associated with enhanced phenytoin metabolism, lowering the level of the AED in the blood and allowing breakthrough seizures to occur. Caution should be used when prescribing this product among patients who are receiving...
Recommendation: Your doctor may need to check your blood levels and adjust your seizure medicine dose. Do not start or stop vitamins without talking to your healthcare provider first.
Dilantin
Prenatal Plus
Phenytoin injection is used to treat certain types of seizures. It can also prevent seizures during or after neurosurgery.
Prenatal Plus is a prescription multivitamin with omega-3 and iron. It helps improve nutrition before, during, and after pregnancy.
This medicine treats generalized tonic-clonic status epilepticus, a type of prolonged seizure. It also helps prevent and treat seizures that may happen during or after brain surgery. Sometimes, it can be used for a short time instead of the oral form of phenytoin when you cannot take the medicine by mouth.
Prenatal Plus helps prevent neural tube defects in babies. It also improves the nutrition of women who are planning to become pregnant, who are pregnant, or who have just had a baby. It is suitable for both breastfeeding and non-breastfeeding mothers.
Phenytoin works by slowing down the signals in the brain that cause seizures. It stabilizes nerve cell membranes, reducing excessive electrical activity. This helps to prevent seizures from starting or spreading.
This medicine contains L-methylfolate, which helps your body make important substances. It also contains omega-3 fatty acids and iron. These nutrients are important for a healthy pregnancy and baby development.
No common side effects listed.
- • Allergic reactions
- • Mild diarrhea
- • Itching
- • Feeling of swelling
- • Acne
- The medicine is reacting with another medicine 1,547
- Seizure 1,382
- Poisoning from different substances 1,353
- Convulsion 1,260
- Prolonged seizure 790
No adverse event reports.
This medicine can cause serious heart problems if given too quickly. The injection rate should not be faster than 50 mg per minute for adults, and 1 to 3 mg/kg/min (or 50 mg per minute, whichever is slower) for children. Your heart will be monitored closely during and after the injection.
Accidental overdose of iron can cause fatal poisoning in children under 6. Keep this medicine out of reach of children. If a child overdoses, call a doctor or Poison Control Center right away.
Taking phenytoin during pregnancy may increase the risk of birth defects. If you are pregnant or plan to become pregnant, talk to your doctor about the risks and benefits of this medicine.
This medicine is designed to be taken during pregnancy and while breastfeeding. Talk to your doctor if you have any concerns.
How to Read This phenytoin vs prenatal multivitamin Comparison
phenytoin is classified in the Anticonvulsant (Hydantoin) drug class, while prenatal multivitamin sits within the Prenatal Vitamin class. Drugs from different classes work through distinct mechanisms, so a head-to-head comparison illustrates trade-offs rather than equivalence. Both drugs are split between OTC and prescription status, which affects access and supervision.
Adverse event totals above are pulled from the FDA's Adverse Event Reporting System (FAERS). For these top-ranked reactions alone, phenytoin has 6,332 submissions while prenatal multivitamin has 0. 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 the folic acid in the vitamin speeds up how fast your body breaks down the seizure medicine. this can lower the amount of medicine in your blood and make it less effective at preventing seizures.. 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 phenytoin and prenatal multivitamin - 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.