What is Phenytoin Tablets?
Phenytoin is a medication used to treat and prevent seizures. It is available in various forms, including tablets and capsules. Phenytoin is an anticonvulsant, and it works by stabilizing electrical activity in the brain, which helps reduce the occurrence of seizures.
Phenytoin is commonly prescribed for the treatment of various types of seizures, including partial seizures, generalized tonic-clonic seizures, and certain types of status epilepticus. It can also be used as a preventive medication in some cases, such as when a person has a history of recurrent seizures.
Phenytoin Tablets Use
- Partial Seizures: These are seizures that originate in a specific area of the brain and can sometimes spread to other parts of the brain. Phenytoin can help control these seizures.
- Generalized Tonic-Clonic Seizures: Also known as grand mal seizures, these seizures affect the entire brain and often result in loss of consciousness and convulsions. Phenytoin is effective in preventing and managing these seizures.
- Status Epilepticus: Phenytoin can be used in certain cases of status epilepticus, which is a prolonged and severe seizure that can be life-threatening.
- Seizure Prevention: In some cases, phenytoin may be prescribed as a preventive medication for people with a history of recurrent seizures to reduce their frequency and severity.
Phenytoin Tablets – Mechanism of Action and Pharmacology
Mechanism of Action:
Phenytoin works by stabilizing the electrical activity in the brain, which helps prevent the abnormal and excessive firing of neurons that can lead to seizures. Its mechanism of action includes the following aspects:
Pharmacology:
Phenytoin is typically administered as an oral tablet or capsule, and it is available in both immediate-release and extended-release forms. Here are some key pharmacological aspects of phenytoin:
Phenytoin Tablets – Side-effects
- Drowsiness: Many people taking phenytoin experience drowsiness or fatigue. This can impair concentration and coordination, so it’s important to avoid activities that require alertness, such as driving, until you know how the medication affects you.
- Nausea and Vomiting: Some individuals may experience nausea, vomiting, or an upset stomach. Taking phenytoin with food can help reduce these symptoms.
- Gingival Hyperplasia: This side effect involves the overgrowth of gum tissue, which can lead to swollen and bleeding gums. Good oral hygiene and regular dental check-ups are important for managing this side effect.
- Dizziness: Phenytoin can cause dizziness or unsteadiness, which may increase the risk of falls or accidents.
