Phenykem 300mg Capsule ER
By Phenykem
Rx
10 Capsule ER in a Strip

Composition
Phenytoin(300mg)

Manufacturer - Alkem Laboratories Ltd
Alkem Laboratories Limited, Devashish Building, Alkem House, Senapati Bapat Road, Lower Parel, Mumbai - 400 013.

Expires on or after
February, 2027
About Phenykem 300mg Capsule ER
Phenykem 300mg Capsule ER is a prescribed medication used for treating and preventing epilepsy, also known as seizures. It works by reducing the abnormal and excessive nerve cell activity in the brain, which helps to control seizures. This medicine can be taken alone or in combination with other drugs, with or without food, as determined by your doctor. The dosage may be adjusted gradually until your condition stabilizes. It may take some weeks for the medication to show its full effect, so it is crucial to take it regularly as prescribed. Do not discontinue this medication without your doctor's advice, even if you start feeling better, as it may lead to increased seizures or worsen bipolar disorder.
Common side effects of Phenykem 300mg Capsule ER include skin rashes, headaches, nausea, insomnia, dizziness, and drowsiness. Most of these side effects tend to diminish over time, but if they persist or become bothersome, inform your doctor. Prior to starting this medication, inform your doctor if you have kidney or liver issues, meningitis, depression, or suicidal thoughts. It's also essential to disclose all other medications you are using, as some may interact with Phenykem 300mg Capsule ER, including contraceptive pills. Pregnant or breastfeeding individuals may require dosage adjustments, and it is recommended to avoid driving or operating machinery if the medication causes drowsiness or dizziness. Regular blood tests may be necessary to monitor your response to the medication.
Phenykem 300mg Capsule ER belongs to a group of medicines known as anticonvulsants, mainly used for epilepsy treatment and prevention, as well as for managing trigeminal neuralgia (facial nerve pain). Epilepsy is a neurological condition characterized by sudden bursts of electrical activity in the brain, leading to seizures and altered behavior. The active ingredient in Phenykem 300mg Capsule ER, Phenytoin, helps regulate neuron activity, preventing rapid and uncontrolled firing of brain cells. By slowing down nerve impulses, this medication reduces the likelihood of seizures and alleviates pain in trigeminal neuralgia.
It is recommended to take Phenykem 300mg Capsule ER as directed by your doctor, for the duration specified based on your medical condition. While some common side effects like weakness, drowsiness, dizziness, restlessness, and constipation may occur, they typically resolve on their own. However, if these side effects persist, consult your doctor. Abruptly stopping the medication may lead to increased seizures, so it's important to follow your doctor's instructions carefully. Avoid alcohol consumption while on Phenykem 300mg Capsule ER, and discuss all your medications and health conditions with your doctor to prevent any adverse reactions.
Benefits
Phenykem 300mg Capsule ER, an anticonvulsant medicine, is beneficial in the treatment and prevention of epilepsy/seizures. It works by reducing nerve impulses that lead to seizures, thus helping to control the frequency of seizures and allowing individuals to carry out daily activities with more confidence. This medication can alleviate symptoms such as confusion, uncontrollable jerking movements, loss of awareness, and feelings of fear or anxiety. Importantly, Phenykem 300mg Capsule ER is not linked to physical or psychological dependence, but it is crucial to follow the prescribed dosage regimen for optimal effectiveness. Missing doses may potentially trigger a seizure, emphasizing the importance of regular intake as directed by a healthcare professional.
Furthermore, PHENYKEM 300MG TABLET, classified as a hydantoin anticonvulsant, is effective in managing epileptic fits by controlling the overactivity of brain cells that cause seizures. It is also utilized to prevent fits following a severe head injury or brain surgery. Additionally, PHENYKEM 300MG TABLET can be beneficial in treating trigeminal neuralgia (facial nerve pain) by slowing down electrical impulses in the nerves, thereby reducing their ability to transmit pain signals. This dual functionality of PHENYKEM 300MG TABLET highlights its versatility in addressing various neurological conditions, providing relief and improved quality of life for patients.
How to use the Phenykem 300mg Capsule ER
To use Phenykem 300mg Capsule ER, follow the instructions provided by your doctor carefully. Swallow the capsule whole with a glass of water. It is important not to chew, crush, or break the capsule as this can affect how the medication works in your body. You can take Phenykem 300mg Capsule ER with or without food, but it is recommended to take it at the same time each day to help you remember. If you are prescribed a different dosage form such as suspension, syrup, or drops, make sure to shake the bottle well before use. Take the prescribed dose or quantity by mouth using the measuring cup, dosing syringe, or dropper provided with the medication. Following these instructions will ensure that you are using Phenykem 300mg Capsule ER correctly and getting the most benefit from it.
Uses of Phenykem 300mg Capsule ER
Phenykem 300mg Capsule ER is used primarily for treating and preventing epilepsy and seizures. It is also prescribed for managing trigeminal neuralgia, a chronic pain condition affecting the trigeminal nerve in the face. Phenykem 300mg Capsule ER helps in controlling seizure activity in individuals with epilepsy, reducing the frequency and severity of seizures. Additionally, it can alleviate the sharp and sudden facial pain associated with trigeminal neuralgia. This medication should only be taken under the supervision of a healthcare provider to ensure proper dosage and effectiveness.
What conditions Phenykem 300mg Capsule ER treats?
Phenykem 300mg Capsule ER is used to treat epilepsy, a chronic neurological disorder defined by recurrent seizures. Seizures are abnormal electrical activity in the brain and can be caused by various factors like brain injury, fever, stroke, or genetic disorders. Symptoms of epilepsy include mood changes, dizziness, muscle jerking, and loss of consciousness. Another condition it can help with is trigeminal neuralgia, which causes severe facial pain on one side of the face. This pain is often triggered by activities like speaking or chewing.
Should you consult a doctor?
It is recommended to seek medical attention if you experience persistent or concerning side effects such as rash, headache, dizziness, vomiting, nausea, slurred speech, vertigo, confusion, nervousness, constipation, tremors, altered walking, or any other unusual symptoms. Additionally, consult your doctor if you are worried about any side effects or if they persist despite the adjustment period. It is crucial to communicate any changes in your health status to your healthcare provider, especially if you have kidney or liver issues, history of meningitis, or mental health conditions. Furthermore, if you are pregnant, breastfeeding, or noticing any changes in your condition, seek immediate medical advice to ensure your safety and well-being. Remember, your doctor is there to help and support you throughout your treatment journey with Phenykem 300mg Capsule ER.
Side effects of Phenykem 300mg Capsule ER
Side effects may occur while taking Phenykem 300mg Capsule ER, although not everyone will experience them. These side effects are usually mild and temporary as your body gets used to the medication. However, if you find them bothersome or they persist, it is essential to consult your doctor. Common side effects may include rash, headache, dizziness, vomiting, nausea, slurred speech, vertigo, confusion, nervousness, constipation, tremors, altered walking, weakness, drowsiness, restlessness, and constipation. It is important to be aware of these potential side effects and seek medical advice if needed.
Safety advice

liver
When using Phenykem 300mg Capsule ER, it is important to be cautious if you have liver disease. Patients with liver issues may require a dose adjustment when taking Phenykem 300mg Capsule ER. It is advised to consult with your doctor to ensure the appropriate use of this medication.

kidney
Phenykem 300mg Capsule ER requires caution in patients with kidney disease. Adjusting the dose may be necessary. Consult your doctor for guidance.

alcohol
It is not safe to drink alcohol while taking Phenykem 300mg Capsule ER.

driving
When taking Phenykem 300mg Capsule ER, be cautious as it may reduce alertness, impact vision, and cause drowsiness and dizziness. Avoid driving if experiencing these effects.

pregnancy
Phenykem 300mg Capsule ER is unsafe during pregnancy due to potential risks to the developing baby. It may be prescribed in life-threatening situations only if benefits outweigh risks. Consult your doctor before use.

breastfeeding
Phenykem 300mg Capsule ER is considered safe while breastfeeding. Studies show it does not pass into breastmilk in harmful amounts. It's always best to consult your doctor before use.
Consumption warning before consuming Phenykem 300mg Capsule ER
Before consuming Phenykem 300mg Capsule ER, ensure you are not allergic to any of its components. Discontinue use and seek medical advice if you experience skin rashes (Stevens-Johnson syndrome), swollen glands (anticonvulsant hypersensitivity syndrome - AHS), or suicidal thoughts. Consult your doctor if you have heart, kidney, or liver issues. Pregnancy and breastfeeding women should only use this medication under doctor's supervision. Avoid alcohol while on Phenykem 300mg Capsule ER to prevent adverse reactions. Inform your healthcare provider if you have diabetes, as it may impact blood sugar levels. Exercise caution when driving or operating machinery as Phenykem 300mg Capsule ER can cause dizziness. Inform your doctor if you are taking anti-HIV medication like delavirdine, as interactions could lead to severe complications.
Disease interactions
When taking Phenykem 300mg Capsule ER, it is important to inform your doctor about any existing medical conditions you may have. This includes heart problems, diabetes, anaemia, alcoholism, blood disorders, as well as kidney and liver problems. By communicating this information to your healthcare provider, they can assess any potential disease-drug interactions that may arise with Phenykem 300mg Capsule ER. This proactive step will help ensure the safe and effective use of this medication in managing your health condition.
What if you forgot to take Phenykem 300mg Capsule ER?
If you forget to take your Phenykem 300mg Capsule ER at the scheduled time, try to take it as soon as you remember. But if it's close to the time for your next dose, just skip the missed one and continue with your regular dosing routine. It's important not to take a double dose to make up for the one you missed. Stay on track with your medication schedule to ensure effectiveness and safety.
Additional Information
Habit Forming | No |
Chemical Class | Hydantoin Derivative |
Therapeutic Class | NEURO CNS |
Action Class | Sodium channel modulators (AED) |
FAQs
Disclaimer
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₹43.23
Inclusive of all taxes
Content verified by

Dr. Monie Riju Simon
MBBS - General Medicine
Last update on 11-Feb-2025