The pamphlet included in the First Response ovulation predictor kit package has some answers to a few commonly asked questions. If you have a question which is not included in the booklet, you can call the consumer information toll-free phone number. The number is 1-800-367-6022. The line is in service from 7:00AM until 5:00PM Eastern Standard Time on Monday through Friday. Your call will be answered by a member of the consumer information staff who will treat your call confidentially.