Freebase(0.00 / 0 votes)Rate this definition: Phenytoin sodium is a commonly used antiepileptic. Phenytoin acts to suppress the abnormal brain activity seen in seizure by reducing electrical conductance among brain cells by stabilizing the inactive state of voltage-gated sodium channels.
Indiana Tax Rates. The Indiana (IN) state sales tax rate is currently 7%. Because of its single state tax rate, Indiana is one of the few states that does not require extensive maintenance. But there are numerous local levels of tax rates which must be monitored. Amazon.com owns and operates several fulfillment centers in Indiana.
Indiana State and County Tax Withholding Credits. Claim the Indiana state and Indiana county tax withholding amounts as credits when you file your Indiana income tax return (Forms IT-40, IT-40PNR, IT-40RNR or IT-40X). Indiana withholding amounts may be found on any of the following forms: W-2: Wage and Tax Statement. W-2G: Certain Gambling Winnings.