Phenobarbital, also known as phenobarbitone or phenobarb, or by the trade name Luminal, is a medication of the barbiturate type. It is recommended by the World Health Organization (WHO) for the treatment of certain types of epilepsy in developing countries.
What is the generic name of phenobarbital?
Phenobarbital (brand names: Luminal Sodium®, Solfoton®, Tedral®; alternative generic names: phenobarbitone, fenobarbital, phenemalum, phenobarbitalum, phenylethylbarbituric acid, phenylethylmalonylurea) is a barbiturate used to treat seizures and as a sedative in cats, dogs, ferrets, and horses.
What is phenobarbitone used for?
Phenobarbital is used to control seizures. Phenobarbital is also used to relieve anxiety. It is also used to prevent withdrawal symptoms in people who are dependent (‘addicted’; feel a need to continue taking the medication) on another barbiturate medication and are going to stop taking the medication.
Is phenobarbitone still used?
Phenobarbital has been used to treat epilepsy since the early decades of the 20th century. It is still commonly used throughout the world because it is both effective and low in cost. Also, most people need to take it only once a day, so they are less likely to miss doses.What replaced phenobarbital?
Carbamazepine has been found to be relatively free of such effects, and would be an optimum alternative if seizure control were comparable.
Is phenobarbital hard on the liver?
Phenobarbital is a barbiturate that is widely used as a sedative and an antiseizure medication. Phenobarbital has been linked to rare instances of idiosyncratic liver injury that can be severe and even fatal.
Is phenobarbital a painkiller?
Phenobarbital has little analgesic action at subanesthetic doses. Rather, in subanesthetic doses, this drug may increase the reaction to painful stimuli. All barbiturates exhibit anticonvulsant activity in anesthetic doses.
Is phenobarbital used to treat epilepsy?
Phenobarbital has been used to treat epilepsy since the early decades of the 20th century. It is still commonly used throughout the world because it is both effective and low in cost. Also, most people need to take it only once a day, so they are less likely to miss doses.Is phenobarbital an antipsychotic?
Prolixin (fluphenazine) – typical antipsychotic. Prozac (fluoxetine) – an antidepressant of the SSRI class. Phenobarbital (Luminal) – a barbiturate, sedative and hypnotic properties.
Can phenobarbital cause death in dogs?Symptoms of over dosage of Phenobarbital are ataxia (drunk acting), lethargy, sedation, recumbency (inability to stand), depression, hypothermia (decreased temperature), coma, and death. In addition, there is also a concern for damage to the liver.
Article first time published onHow does phenobarbital work in dogs?
For dogs with epilepsy, many veterinarians may prescribe phenobarbital, commonly known as Luminal® or Barbita®, to control the amount and severity of seizures. This drug works by decreasing and stabilizing neuron activity in the brain. It also decreases the neurotransmitter Glutamate, which causes nerve stimulation.
Can phenobarbital cause anemia in dogs?
Sensitivity to phenobarbital and related anticonvulsants may induce life-threatening leukopenia, thrombocytopenia, and anemia in dogs.
Why are oral contraceptives contraindicated with phenobarbital?
The induction of this enzyme speeds up the metabolism of estrogens and progestins. Thus, a woman taking both antiepileptic medication and oral contraceptive pills can have an unexpected pregnancy due to the decreased efficacy of her oral contraceptive pills.
How long should phenobarbital be taken?
It works by controlling the abnormal electrical activity in the brain that occurs during a seizure. This medication is also used for a short time (usually no more than 2 weeks) to help calm you or help you sleep during periods of anxiety. It works by affecting certain parts of the brain to cause calming.
How long does phenobarbital last?
This medication starts to work in 30 to 60 minutes. The effects can last up to 10 to 12 hours, depending on the formulation and your medical condition.
How does phenobarbital affect the liver?
Long term administration of phenobar- bital increases the activities of enzymes located within the smooth endoplasmic reticulum of the liver cell, an effect referred to as “enzyme induction.” 1 Phenobarbital increases the amount of the hepatic cyto- plasmic organic anion binding protein Y2 and microsomal protein …
How does phenobarbital decrease bilirubin?
The major effect of phenobarbital is to increase hepatic glucuronosyl transferase (UGT) activity and the conjugation of bilirubin, apart from possibly enhancing hepatic uptake of bilirubin. Several studies have evaluated the effect of phenobarbital on nonpathologic, indirect hyperbilirubinemia.
What is the side effects of oxcarbazepine?
Dizziness, drowsiness, tiredness, nausea/vomiting, stomach/abdominal pain, headache, trouble sleeping, or constipation may occur. If any of these effects last or get worse, tell your doctor or pharmacist promptly.
What are the most widely prescribed psychiatric drugs?
- Xanax (alprazolam), 48.5 million.
- Zoloft (sertraline), 41.4 million.
- Celexa (citalopram), 39.4 million.
- Prozac (fluoxetine), 28.3 million.
- Ativan (lorazepam), 27.9 million.
- Desyrel (trazodone HCL), 26.2 million.
- Lexapro (escitalopram), 24.9 million.
What are the 7 classifications of psychotropic medications?
- anti-anxiety agents.
- antidepressants.
- antipsychotics.
- mood stabilizers.
- stimulants.
Is phenobarbital short acting?
Kinds of Barbiturates “Long-acting” barbiturates include Phenobarbital (Luminal) and Mephobarbital (Mebaral).
Does phenobarbital increase heart rate?
Cardiovascular effects: Long-term use of phenobarbital is associated with a reduction in blood pressure (hypotension) and reduced heart rate in some individuals.
Can dogs still have seizures on phenobarbital?
While the majority of dogs respond very well to Phenobarbital and/or potassium bromide, there are a few dogs that will continue to have a high seizure frequency despite having adequate serum levels of these medications, and are called “refractory”. For these dogs newer anticonvulsants may help.
What is an alternative to phenobarbital for dogs?
Potassium bromide and imepitoin can be used as alternative monotherapies to phenobarbital and are the first line adjunctive anti-epileptic drugs.
How much phenobarbital should my dog take?
Typically, phenobarbital is started at a dose of 2.5 mg per kilogram of body weight every 12 hours. Depending on how your dog responds, this dose may be raised or lowered. Timing of each dose is very important as missing even one dose can potentially trigger a seizure.
Do seizures shorten a dog's life?
It is accepted that dogs with epilepsy may have a shorter survival time, estimated between 2.07 and 2.3 years, where poor seizure control and high initial seizure frequency are associated with shorter survival times (Packer et al., 2018).
What is the best seizure medication for dogs?
- Phenobarbital. …
- Potassium Bromide. …
- Levetiracetam (Keppra®) …
- Zonisamide (Zonegran®) …
- Premidone. …
- Per Rectal Diazepam. …
- Modified diet. …
- Supplements.
Can phenobarbital make a dog aggressive?
Clinical features included a mood change heralding aggressive incidents, explosive aggression directed at people or objects, and a postaggressive phase characterized by lethargy and lack of responsiveness.
Can dogs get addicted to phenobarbital?
Liver disease and bone marrow suppression are sometimes seen. Care should be taken with the diets of such patients to help avoid obesity. Because phenobarbital is an addictive drug, it should never be decreased or withdrawn suddenly.
Does phenobarbital cause liver damage in dogs?
Long-term administration of phenobarbital has been reported to cause hepatic injury in dogs. Phenobarbital induces hepatic enzymes, and it may be difficult to distinguish the effect of enzyme induction on serum liver enzyme activities from actual hepatic damage.
Do dogs with seizures live long?
Approximately 40-60 percent of dogs with epilepsy have one or more episodes of cluster seizures or status epilepsy, and a mean lifespan of only 8 years, compared to 11 years for those with epilepsy without episodes status epilepsy.
