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DILANTIN (PHENYTOIN)

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Dilantin Information:

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Dilantin is a medication commonly prescribed to treat various types of seizures, including tonic-clonic (grand mal) seizures and complex partial seizures. Its generic name is phenytoin, and it belongs to the class of medications known as anticonvulsants or anti-seizure drugs.

Phenytoin works by stabilizing the electrical activity in the brain, preventing the rapid and excessive firing of nerve cells that can lead to seizures. It does this by blocking voltage-dependent sodium channels in the cell membranes of neurons, which reduces their excitability and prevents the spread of abnormal electrical activity.

Dilantin is primarily used for the treatment and prevention of seizures. It is effective in controlling tonic-clonic (grand mal) seizures, complex partial seizures, and sometimes simple partial seizures. Dilantin is also used in the management of certain types of seizures occurring during or after neurosurgery. CanadaPharmacy Pro offers the best Dilantin cost, so check our website to get exciting offers.

Dilantin (Phenytoin) belongs to the therapeutic class of medications known as anticonvulsants or anti-seizure drugs. This class of drugs is specifically designed to prevent or control seizures by stabilizing abnormal electrical activity in the brain.

Anticonvulsants are used to treat various types of seizures, including tonic-clonic (grand mal) seizures, partial seizures, and other seizure disorders. Phenytoin, the active ingredient in Dilantin, works by blocking voltage-dependent sodium channels in neurons, reducing their excitability and preventing the spread of abnormal electrical activity that can trigger seizures.

Dilantin (Phenytoin) is available in several different strengths, which may vary depending on the specific formulation and country. Dilantin is available in the form of chewable tablets of strength 50 mg.

It is important to note that these are general examples, and the available strengths may vary in different regions. The prescribed strength will depend on various factors, including the individual's age, weight, seizure type, and overall health.

It is always best to consult with a healthcare provider or pharmacist for the most accurate and up-to-date information on the available strengths of Dilantin in your specific location.

Here are some medical conditions relevant to the use of Dilantin:

  • Epilepsy: Dilantin is commonly prescribed as a maintenance medication for individuals with epilepsy, including tonic-clonic (grand mal) seizures, complex partial seizures, and sometimes simple partial seizures.
  • Seizures after neurosurgery: Dilantin may be used to prevent seizures that can occur after neurosurgical procedures.
  • Arrhythmias: In certain cases, Dilantin may be used to treat certain types of heart rhythm disturbances, such as ventricular arrhythmias.
  • Status epilepticus: Status epilepticus refers to a prolonged seizure or a series of seizures that do not stop on their own. You can get a reasonable Dilantin cost at CanadaPharmacyPro.

Here are some general dosage guidelines for Dilantin:

  • Adults: 100 mg to 300 mg per day, divided into 2 to 3 doses; Maintenance dose: Typically 200 mg to 500 mg per day, divided into 2 to 3 doses
  • Children: The usual initial dose for children is 5 mg/kg to 7 mg/kg per day, divided into 2 to 3 doses. The maintenance dose for children is generally 4 mg/kg to 8 mg/kg per day, divided into 2 to 3 doses.
  • Extended-release formulations: Extended-release capsules or tablets may be used in some cases, allowing for once-daily dosing.

Dilantin is available in the form of capsules, chewable tablets, and oral suspension, which are intended to be taken by mouth. The oral route is the most common and convenient method of administration for long-term use.

It is important to follow the instructions provided by the healthcare provider or the medication label regarding dosage and administration. You can buy Dilantin online from CanadaPharmacyPro.

Here are some common side effects associated with Dilantin:

  • Drowsiness
  • Dizziness
  • Headache
  • Nausea
  • Vomiting
  • Constipation
  • Confusion
  • Difficulty concentrating
  • Nervousness or Irritability.
  • Loss of appetite
  • Abdominal pain or Discomfort.
  • Slurred speech
  • Skin rash or Itching.

  • CYP3A4 Inhibitors: Drugs that inhibit the enzyme CYP3A4, such as ketoconazole, itraconazole, ritonavir, clarithromycin, and nefazodone, can increase the blood levels of fluticasone furoate (the active ingredient in Arnuity Ellipta).
  • Drug Interactions That Increase Dilantin Levels: Cimetidine, fluoxetine, amiodarone, and isoniazid.
  • Drug Interactions That Decrease Dilantin Levels: Carbamazepine, rifampin, and St. John's wort.
  • Interactions with Blood Thinners: Warfarin.
  • Interactions with Calcium and Vitamin D.
  • Interactions with Hormonal Contraceptives.
  • Interactions with Other Antiepileptic Drugs such as phenobarbital and primidone.
  • Interactions with Central Nervous System (CNS) Depressants such as alcohol, benzodiazepines, opioids, and certain antidepressants. Dilantin price is available at the best price at CanadaPharmacyPro, so check our website.

Here are some contraindications associated with Dilantin:

  • Hypersensitivity: Dilantin is contraindicated in individuals who have a known hypersensitivity or allergic reaction to phenytoin or any of its components.
  • Intoxication with Alcohol or CNS Depressants: Dilantin should not be used in individuals who are intoxicated with alcohol or central nervous system (CNS) depressants.
  • Sinus Bradycardia and Heart Block: Dilantin is contraindicated in individuals with sinus bradycardia (a slow heart rate) or heart block (a disruption in the electrical conduction of the heart).
  • Preexisting Liver Disease: It is contraindicated in individuals with preexisting liver disease, as it may worsen liver function or lead to hepatotoxicity.

Here are some precautions and foods to consider when using Dilantin:

  • Regular Monitoring: Dilantin blood levels should be monitored regularly to ensure that they remain within the therapeutic range. This is important to achieve optimal seizure control and minimize the risk of toxicity.
  • Alcohol and CNS Depressants: It is advisable to limit or avoid alcohol consumption while taking Dilantin. Alcohol can increase the sedative effects of Dilantin and may impair cognitive function. Additionally, Dilantin can potentiate the effects of other central nervous system (CNS) depressants, such as benzodiazepines, opioids, and certain antidepressants. Combining these substances can increase sedation and impair coordination.
  • Vitamin D and Calcium: Dilantin may affect the metabolism of vitamin D and calcium, potentially increasing the risk of osteoporosis and bone-related issues. Adequate intake of vitamin D and calcium through diet or supplementation, as recommended by your healthcare provider, is important to maintain bone health.
  • Grapefruit Juice: Grapefruit juice may interact with Dilantin and increase its blood levels, potentially leading to an increased risk of side effects. It is recommended to avoid consuming grapefruit juice while taking Dilantin. So, if you are in need, buy Dilantin online at the best price from CanadaPharmacyPro.

  • Store the drug at room temperature, between 20°C and 25°C
  • Keep it in a dry place away from direct sunlight and heat sources.

If you are considering to buy Dilantin online or any other drug online, it is vital to be careful and only buy from reputable pharmacies like CanadaPharmacyPro. It is also suggested to talk to a licensed doctor before purchasing any drug.

If you looking to purchase Dilantin or any prescription drugs from an Online Pharmacy worldwide, you may order from a safe and accredited international pharmacy like CanadaPharmacyPro that offers the best possible Dilantin price. CanadaPharmacyPro offers the best Dilantin cost and a good quality medication as well.

Frequently Asked Questions:

No, Dilantin (Phenytoin) is not classified as a controlled substance. Controlled substances are medications or drugs that have a higher potential for abuse and addiction. They are regulated by the government to ensure their controlled use and to prevent misuse or diversion. Examples of controlled substances include opioids, stimulants, and certain sedatives.

Yes, Dilantin (Phenytoin) has been known to crystallize when mixed with certain intravenous (IV) solutions, including D5NS (Dextrose 5% in Normal Saline). When Dilantin is mixed with D5NS, the dextrose in the solution can cause the phenytoin to come out of the solution and form crystals. These crystals can be potentially harmful if administered intravenously, as they can lead to blockages in the blood vessels and cause local tissue damage.

If there are limited or no generic alternatives available for Dilantin, the lack of competition can contribute to higher prices. Generic versions of medications are typically more affordable due to increased competition in the market.

The elimination half-life of Dilantin can vary depending on factors such as age, liver function, and other individual characteristics. On average, the half-life of Dilantin ranges from 10 to 36 hours in adults. This means that it takes approximately 5 to 7 half-lives for a medication to be eliminated from the body. Based on the average half-life, it can be estimated that it may take around 50 to 180 hours (or approximately 2 to 7.5 days) for Dilantin to be cleared from the system.

Dilantin is an antiepileptic medication that works by stabilizing the electrical activity in the brain. It primarily acts by blocking voltage-gated sodium channels, which are essential for the generation and propagation of electrical signals in nerve cells.

Shradha Joshi

Medicine Information written by Shradha Joshi, Master in Biotechnology

Updated - September 15, 2023

DISCLAIMER: The information contained in this page is supplied to canadapharmacypro.com by third party medical content expert, and is not intended to substitute medical advice from a licensed doctor. Always make sure to consult with a doctor before ordering medication online. Do not avoid or delay seeing a healthcare provider based on what you read here.

Please note that not all products, including any referenced in this page, are shipped by our affiliated Canadian Pharmacy. We affiliate with other dispensing pharmacies, that ship product directly to our customers from the following jurisdictions: Australia, New Zealand, Mauritius, India, Canada and United Kingdom. The items in your order may be split and shipped from any other pharmacy that is listed if it is not available from the chosen pharmacy. In this event, you will be contacted and approval obtained before it is shipped. Rest assured, we only affiliate with our authorized dispensaries that procure product through reliable sources.

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