No just the regular 24 hour one..but last night out of the blue i experienced a rapid heArt rate of 172!..i almost wentt to the er..i read many people saying this medicene can make you have rapid heart rates..i felt ill!..i refuse to take it now..im goin to either get zyrtec or alegra <img src="i/expressions/face-icon-small-smile.gif" border="0">