Tai Guk Gabapentin

Tai Guk Gabapentin Uses, Dosage, Side Effects, Food Interaction and all others data.

Tai Guk Gabapentin is an anti-convulsant. It is a structural analog of gamma-amino-butyric-acid (GABA). All pharmacological actions following administration of Tai Guk Gabapentin are due to the activity of parent compound. Tai Guk Gabapentin binds with the alpha-2-delta subunit of voltage gated L-type Calcium channel, and inhibits branched chain amino acid transferase & probably inhibits neurotransmitter release of excitatory amino acid.

Tai Guk Gabapentin is an anti-convulsant medication that inhibits the release of excitatory neurotransmitters, allowing for its use against pathologic neurotransmission such as that seen in neuropathic pain and seizure disorders. It has a wide therapeutic index, with doses in excess of 8000 mg/kg failing to cause a fatal reaction in rats.

Tai Guk Gabapentin is ineffective in absence seizures and should be used in caution in patients with mixed seizure disorders involving absence seizures. Tai Guk Gabapentin has been associated with drug reaction with eosinophilia and systemic symptoms (DRESS), otherwise known as multi-organ hypersensitivity. This reaction can prove fatal and early symptoms such as fever, lymphadenopathy, and rash should be promptly investigated.

Trade Name Tai Guk Gabapentin
Availability Prescription only
Generic Gabapentin
Gabapentin Other Names Gabapentin, Gabapentina, Gabapentine, Gabapentino, Gabapentinum
Related Drugs clonazepam, lamotrigine, pregabalin, Lyrica, topiramate, levetiracetam, lidocaine topical, Neurontin, Lidoderm, capsaicin topical
Type
Formula C9H17NO2
Weight Average: 171.2368
Monoisotopic: 171.125928793
Protein binding

Less than 3% of an orally administered dose of gabapentin is bound to plasma proteins.

Groups Approved, Investigational
Therapeutic Class Adjunct anti-epileptic drugs
Manufacturer
Available Country South Korea
Last Updated: September 19, 2023 at 7:00 am
Tai Guk Gabapentin
Tai Guk Gabapentin

Uses

Tai Guk Gabapentin is used for-

  • Epilepsy
  • Neuropathic pain (e.g. postherpetic neuralgia) and other pain conditions
  • Bipolar disorder
  • Headache syndrome
  • Spasticity in multiple sclerosis and spinal cord diseases

Others indication are:

  • Alcohol withdrawal
  • Schizoaffective disorder
  • Post-traumatic stress disorder
  • Agitation and behavioural disturbances
  • associated with dementia
  • Lesch-Nyhan syndrome
  • Essential tremor
  • Restless legs syndrome
  • Brachioradial pruritus
  • Hemichorea/hemiballismus
  • Hot Flashes

Tai Guk Gabapentin is also used to associated treatment for these conditions: Partial-Onset Seizures, Peripheral Neuropathic Pain, Postherpetic Neuralgia

How Tai Guk Gabapentin works

The precise mechanism through which gabapentin exerts its therapeutic effects is unclear. The primary mode of action appears to be at the auxillary α2δ-1 subunit of voltage-gated calcium channels (though a low affinity for the α2δ-2 subunit has also been reported). The major function of these subunits is to facilitate the movement of pore-forming α1 subunits of calcium channels from the endoplasmic reticulum to the cell membrane of pre-synaptic neurons. There is evidence that chronic pain states can cause an increase in the expression of α2δ subunits and that these changes correlate with hyperalgesia. Tai Guk Gabapentin appears to inhibit the action of α2δ-1 subunits, thus decreasing the density of pre-synaptic voltage-gated calcium channels and subsequent release of excitatory neurotransmitters. It is likely that this inhibition is also responsible for the anti-epileptic action of gabapentin.

There is some evidence that gabapentin also acts on adenosine receptors and voltage-gated potassium channels, though the clinical relevance of its action at these sites is unclear.

Dosage

Tai Guk Gabapentin dosage

Neuropathic pain: 300 mg on day-1, then 300 mg twice on day-2, then 300 mg thrice on day-3, then increase the dose according to response in steps of 300 mg daily to maximum 1800 mg daily in three divided doses.

Partial seizure/epilepsy: 300 mg on day-1, then 300 mg twice on day-2, then 300 mg thrice on day-3, then increase the dose according to response in steps of 300 mg daily to maximum 2400 mg daily in three divided doses.

In case of children:

  • For 3-12 years: 10 to 15 mg/kg, Incase of titration 25-35 mg/kg daily in 3 divided doses.
  • Maintenance dose is 900 mg daily (body weight 26-36 Kg) or 1.2 gm daily (body weight 37-50 Kg).

Tai Guk Gabapentin can be taken orally with or without food.

Side Effects

Generally Tai Guk Gabapentin is well tolerated but a few side effects like fatigue, dizziness , ataxia, weight gain, peripheral edema, dry mouth and somnolence, may occur. Rarely it may cause fulminate hepatic failure, or aplasticanemia.

Toxicity

The oral TDLo of gabapentin in humans is 2.86 mg/kg and the LD50 in rats has been found to be >8000 mg/kg. Symptoms of overdose are consistent with the drug's adverse effect profile and involve CNS depression (e.g. dizziness, drowsiness, slurred speech, lethargy, loss of consciousness) and gastrointestinal symptoms such as diarrhea. Management of overdose should involve symptomatic and supportive treatment. Tai Guk Gabapentin can be removed by hemodialysis - this may be of benefit in some patients, such as those with impaired renal function.

Multi-drug overdoses involving gabapentin, particularly in combination with other CNS depressants such as opioids, can result in coma and death - this possibility should be considered when managing overdosage.

Precaution

Patients should be instructed to take Tai Guk Gabapentin only as prescribed. While using Tai Guk Gabapentin patients should be instructed either not to drive a car or to operate other complex machinery until they have gained sufficient experiences about Tai Guk Gabapentin whether or not it affects their mental and/or motor performance adversely.

Interaction

Antacids may reduce the bioavailability of Tai Guk Gabapentin by up to 20%. Cimetidine may alter its reanal excretion. Tai Guk Gabapentin does not interact with other anti-epileptic drug or with oral contraceptive preparations.

Food Interaction

  • Avoid alcohol. Tai Guk Gabapentin possesses CNS depressant activity that may be potentiated by co-administration with alcohol.
  • Take with or without food. Co-administration with food slightly alters pharmacokinetics, but not to a clinically significant extent.

[Moderate] GENERALLY AVOID: Alcohol may potentiate some of the pharmacologic effects of CNS-active agents.

Use in combination may result in additive central nervous system depression and
MANAGEMENT: Patients receiving CNS-active agents should be warned of this interaction and advised to avoid or limit consumption of alcohol.

Ambulatory patients should be counseled to avoid hazardous activities requiring complete mental alertness and motor coordination until they know how these agents affect them, and to notify their physician if they experience excessive or prolonged CNS effects that interfere with their normal activities.

Volume of Distribution

The apparent volume of distribution of gabapentin after IV administration is 58±6 L. The drug is found in the CSF in concentrations approximately 9-20% of the corresponding plasma concentrations and is secreted into breast milk in concentrations similar to that seen in plasma.

Elimination Route

Absorption of gabapentin is thought to occur solely via facilitated transport by the LAT1 transporter within the intestines. As this process is saturable, the oral bioavailability of gabapentin is inversely proportional to the administered dose - the oral bioavailability of a 900mg/day regimen is approximately 60%, whereas a 4800mg/day regimen results in only 27% bioavailability. The Tmax of gabapentin has been estimated to be 2-3 hours. Food has no appreciable effect on gabapentin absorption.

Half Life

The elimination t1/2 of gabapentin in patients with normal renal function is 5-7 hours. In patients with reduced renal function, the elimination t1/2 may be prolonged - in patients with a creatinine clearance of 16,17

Clearance

Both the plasma clearance and renal clearance of gabapentin are directly proportional to the patient's creatinine clearance due to its primarily renal elimination.

Elimination Route

Tai Guk Gabapentin is eliminated solely in the urine as unchanged drug. Cimetidine, an inhibitor of renal tubular secretion, reduces clearance by approximately 12%, suggesting that some degree of tubular secretion is involved in the renal elimination of gabapentin.

Pregnancy & Breastfeeding use

Pregnancy: Tai Guk Gabapentin is a pregnancy category C drug; it should be used during pregnancy only if the potential benefit justifies the potential risk to the fetus.

Lactation: Tai Guk Gabapentin may be secreted through the breast milk like many other drugs , so it should be used in women who are nursing, only if the benefits clearly outweigh the risks.

Contraindication

Tai Guk Gabapentin is contraindicated in patients who have known hypersensitivity to the drug.

Special Warning

Use in Children: Safety and effectiveness of Tai Guk Gabapentin in the management of neuropathic pain in pediatric patients have not been established. Safety and effectiveness of Tai Guk Gabapentin in the management of seizures in pediatric patients below the age of 3 years have not been established.

Renal impaired patient: In case of renal impaired patient Tai Guk Gabapentin doses must be reduced :

  • CrCl >60 ml/min: 1200 mg/daily in 3 divided doses
  • CrCl 30-60 ml/min: 600 mg/daily in 2 divided doses
  • CrCl 15-30 ml/min: 300 mg/daily single dose
  • CrCl <15 ml/min: 150 mg/daily single dose or 300 mg/every alternate day
  • Heamodialysis: maximum 300 mg after each dialysis Tai Guk Gabapentin can be taken orally with or without food.

Storage Condition

Tablets should be stored below 25° C and protected from light & moisture

Innovators Monograph

You find simplified version here Tai Guk Gabapentin

FAQ

What is Tai Guk Gabapentin used to treat?

Tai Guk Gabapentin is used to treat epilepsy. It's also taken for nerve pain. Nerve pain can be caused by different illnesses, including diabetes and shingles, or it can happen after an injury.

Is Tai Guk Gabapentin considered a painkiller?

Tai Guk Gabapentin is a prescription painkiller belonging to its own drug class, Gabapentinoids. It is considered an anti-convulsant, and is most commonly used to treat epilepsy, restless leg syndrome, hot flashes, and neuropathic pain.

What is the most common side effect of Tai Guk Gabapentin?

The most common side effects are Drowsiness, dizziness, loss of coordination, tiredness, blurred/double vision, unusual eye movements, or shaking (tremor). 

How does Tai Guk Gabapentin make my feel?

Tai Guk Gabapentin can produce feelings of relaxation, calmness and euphoria. Some users have reported that the high from snorted Tai Guk Gabapentin can be similar to taking a stimulant. It can also enhance the euphoric effects of other drugs, like heroin and other opioids, and is likely to increase the risks when taken in this way.

Why is Tai Guk Gabapentin bad?

Tai Guk Gabapentin may interact with certain types of substances and cause negative side effects. For example, mixing alcohol and gabapentin can cause people to feel dizzy or tired. Despite the risk of bad side effects of using Tai Guk Gabapentin, it can be more dangerous to stop using it. Tai Guk Gabapentin use can cause physical dependence.

Can I drink coffee with Tai Guk Gabapentin?

In addition, Tai Guk Gabapentin can interact with caffeine and diminish its anticonvulsant effects (mice studies).

Does Tai Guk Gabapentin help to sleep?

Tai Guk Gabapentin enhances slow-wave sleep in patients with primary insomnia. It also improves sleep quality by elevating sleep efficiency and decreasing spontaneous arousal. Tai Guk Gabapentin may be beneficial in the treatment of primary insomnia.

Is Tai Guk Gabapentin a muscle relaxer?

Tai Guk Gabapentin is an anticonvulsive medication that originally saw use as a muscle relaxer and anti-spasmodic medication, but later it was discovered it had the potential of the medication as anticonvulsive medication and as an adjunct to more potent anticonvulsants.

How long does Tai Guk Gabapentin take to work?

Peak concentrations of Tai Guk Gabapentin (immediate-release) occur within 2 to 3 hours. Although Tai Guk Gabapentin may improve sleep problems due to nerve pain within a week, it may take up to two weeks for symptom relief from nerve pain to occur.

Who should not take Tai Guk Gabapentin?

The following conditions are contraindicated with this Tai Guk Gabapentin. Check with your physician if you have any of the following Conditions:

  • suicidal thoughts
  • depression
  • myasthenia gravis, a skeletal muscle disorder
  • decreased lung function
  • chronic obstructive pulmonary disease
  • chronic kidney disease
  • kidney disease with likely reduction in kidney function

What vitamins should not be taken with Tai Guk Gabapentin?

Avoid taking aluminum or magnesium containing products (such as antacids) for 2 hours before your Tai Guk Gabapentin. If you notice any signs of seizures, including abnormal auras or motor movements, contact your healthcare professional (e.g. doctor or pharmacist).

Should I eat before taking Tai Guk Gabapentin?

You can take Tai Guk Gabapentin with or without food. But wait at least two hours after taking an antacid that contains magnesium, calcium or aluminum before taking your gabapentin dose.

Is Tai Guk Gabapentin safe for seniors?

Tai Guk Gabapentin is an effective treatment for chronic neuropathic pain but may cause dizziness, drowsiness, and confusion in some older adults.

Does Tai Guk Gabapentin help with anxiety?

Tai Guk Gabapentin is considered an off-Tai Guk Gabapentin drug used to treat anxiety. Tai Guk Gabapentin has shown to help people with sleeping better, as insomnia is a symptom of anxiety.

How safe is Tai Guk Gabapentin?

Tai Guk Gabapentin is a fairly safe medication when people take it according to a doctor's instructions. However, some people may experience side effects. Common side effects that generally do not require medical attention include: blurred vision.

What happens when I stop Tai Guk Gabapentin?

Symptoms of Tai Guk Gabapentin withdrawal may include nausea, dizziness, headaches, insomnia, and anxiety. The safest way to stop using Tai Guk Gabapentin is to taper off the medication under the supervision of a doctor.

Does Tai Guk Gabapentin help with depression?

There is no clear evidence for Tai Guk Gabapentin therapy in depression, PTSD prevention, OCD, or other types of substance abuse.

Does Tai Guk Gabapentin raise my blood pressure?

High blood pressure is not a common side effect from Tai Guk Gabapentin. However, if a patient is abruptly withdrawn from Tai Guk Gabapentin and they are using it to control nerve pain, the pain can abruptly return. Severe pain in and of itself can drive up blood pressure.

What drugs should not be taken with Tai Guk Gabapentin?

Tai Guk Gabapentin can interact with losartan, ethacrynic acid, caffeine, phenytoin, mefloquine, magnesium oxide, cimetidine, naproxen, sevelamer and morphine. Tai Guk Gabapentin use is contraindicated in patients with myasthenia gravis or myoclonus.

How does Tai Guk Gabapentin work?

Tai Guk Gabapentin appears to work by altering electrical activity in the brain and influencing the activity of chemicals called neurotransmitters, which send messages between nerve cells.

How long does it take for Tai Guk Gabapentin to work?

You should notice that your pain starts to improve over one to two weeks after starting Tai Guk Gabapentin, but it may take longer in some people. However, some feel benefit straight away. Your treatment will be reviewed when you next see the doctor or nurse.

How long does Tai Guk Gabapentin last?

The half-life of Tai Guk Gabapentin in most people will range from five to seven hours.

How long does Tai Guk Gabapentin stay in our system?

The detectability of Tai Guk Gabapentin will range from five to seven hours for most blood tests. It is undetectable in saliva swab tests. Hair tests might be able to specifically detect the presence of Tai Guk Gabapentin for up to 90 days; however, it would be highly unusual for a hair test to be used to detect Tai Guk Gabapentin.

What are the risks of taking Tai Guk Gabapentin?

Tai Guk Gabapentin may cause 

  • abnormal eye movements that are continuous, uncontrolled, back-and-forth, or rolling.
  • clumsiness or unsteadiness.
  • constipation.
  • diarrhea.
  • difficulty speaking.
  • drowsiness or tiredness.
  • dry mouth.
  • nausea.

What are the long term effects of taking Tai Guk Gabapentin?

People with preexisting kidney disease may experience potentially fatal toxicity when taking Tai Guk Gabapentin. Tai Guk Gabapentin may cause other long-term effects, including memory loss, weakened muscles, and respiratory failure.

Why is Tai Guk Gabapentin bad?

Tai Guk Gabapentin may interact with certain types of substances and cause negative side effects. For example, mixing alcohol and Tai Guk Gabapentin can cause people to feel dizzy or tired. Despite the risk of bad side effects of using Tai Guk Gabapentin, it can be more dangerous to stop using it. Tai Guk Gabapentin use can cause physical dependence.

How to I stop taking Tai Guk Gabapentin?

The timeline to reduce Tai Guk Gabapentin depends on the individual and the current dose of the medication. Your doctor will develop a plan to slowly take you off the medication. This could be lowering the dose over a week or over several weeks.

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*** Taking medicines without doctor's advice can cause long-term problems.
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