Acquire Generic Depakote On-line
GENERIC NAME: valproic acid, divalproex
BRAND NAME: Depakote, Depakote ER, Depakene, Depacon, Stavzor
DRUG CLASS AND MECHANISM: Valproic acid and its derivative, divalproex, are oral drugs that are employed for the treatment of convulsions, migraines and bipolar disorder. The active ingredient in both merchandise is valproic acid or valproate. Scientists do not know the mechanism of action of valproate. The most popular theory is that valproate exerts its effects by growing the concentration of gamma-aminobutyric acid (GABA) in the brain. Gamma-aminobutyric acid is a neurotransmitter, a chemical that nerves use to communicate with one yet another.
PRESCRIPTION: yes
GENERIC Accessible: yes (valproic acid and divalproex)
PREPARATIONS: Depakote delayed release tablets: 125, 250 and 500 mg. Depakote sprinkle capsules: 125 mg. Depakote ER tablets: 500 mg. Depakene capsules: 250 mg. Depakene syrup: 250 mg/five ml. Depacon (valproate sodium) injection: 100 mg/5 ml. Valproic acid capsules: 250 mg. Valproic acid syrup: 250 mg/5mL
STORAGE: Store at room temperature, 15-30 C (59-86 F).
PRESCRIBED FOR: Valproic acid and divalproex are utilized for the therapy of seizures, bipolar disorder and prevention of migraines. Depakote extended- release (ER) is utilized 1) for the prevention of migraine 2) as sole and adjunctive therapy for complex partial seizures in isolation or in association with other sorts of seizures and straightforward and complex absence seizures in youngsters with epilepsy ages 10 and above 3) for the treatment of acute manic or mixed episodes linked with bipolar disorder.
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DOSING: For seizures, therapy is initiated at 10-15 mg/kg/day and increased by five-10 mg/kg/day every week to attain the desired response. Response is normally noticed when the blood concentration of valproic acid is 50-100 mcg/mL.
For acute mania due to bipolar disorder, treatment is began at 750 mg per day of divalproex delayed-release tablets in divided doses. The dose really should be elevated quickly to achieve the desired impact. The maximum dose is 60 mg/kg/day.
The advised dose for prevention of migraines is 250 mg twice every day of divalproex delayed-release tablets. The maximum recommended dose is 1000 mg/day. When making use of divalproex ER tablets, the advised dose is 500-1000 mg given once day-to-day.
DRUG INTERACTIONS: Valproic acid and divalproex have many suspected or proven drug interactions. Even though the following drug interactions refer to valproic acid, comparable interactions would be expected to happen with divalproex.
Valproic acid can reduce the number of platelets or inhibit the ability of platelets to stick together and form a blood clot. For that reason, it could exaggerate the effects of other medicines which inhibit the stickiness of platelets or inhibit other steps in the clotting of blood. This can lead to abnormal bleeding due to the inability of blood to clot. Such medications consist of warfarin (Coumadin), heparin or low-molecular weight heparin (Lovenox), clopidogrel (Plavix), ticlopidine (Ticlid), and nonsteroidal antiinflammatory drugs (NSAIDs) such as ibuprofen (Motrin, Advil), naproxen (Naprosyn, Aleve), indomethacin (Indocin), nabumetone (Relafen), diclofenac (Voltaren, Cataflam, Arthrotec), ketorolac (Toradol) and aspirin.
Aspirin and felbamate (Felbatol) can minimize the elimination of valproic acid and result in elevated blood concentrations of valproic acid.
Rifampin (Rifadin Rimactane), carbamazepine (Tegretol), phenytoin (Dilantin) can improve the elimination of valproic acid, thereby lowering blood concentrations. Considering that this can result in loss of seizure control and seizures, adjustments in the dose of valproic acid may be needed if these medicines are begun.
Cholestyramine (Questran) can reduce the absorption of valproic acid from the intestine. Therefore, valproic acid need to be taken at least two hours just before or 6 hours right after doses of cholestyramine.
Valproic acid can substantially reduce the elimination of lamotrigine (Lamictal), ethosuximide (Zarontin), diazepam (Valium), zidovudine (AZT) and phenobarbital, thereby growing their concentrations in blood. Valproic acid also increases the blood levels of warfarin and phenytoin by displacing them from blood proteins that they bind to. Considering that increased blood concentrations of these drugs may possibly lead to an boost in side effects, the dose of warfarin and phenytoin may possibly need to have to be altered when they are taken with valproic acid.
PREGNANCY: The use of valproic acid in the course of pregnancy has been linked with fetal abnormalities such as spina bifida, cardiovascular abnormalities, and neural tube defects. The risk of spina bifida in the offspring of mothers taking valproic acid throughout pregnancy is 1%-2%. Valproic acid also might trigger decreased clotting in the mother and baby. Simply because of the risk of harm to the newborn, valproic acid ought to only be used by pregnant ladies when its positive aspects outweigh the risks.
Get Generic Depakote on the web
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Posted in
September 5th, 2011
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