Evaluation of the Efficacy and Safety of ALV003 in Symptomatic in Celiac Disease Patients

Inclusion Criteria: * Ages 18 to 80 years * Physician diagnosed celiac disease * Adherence to a gluten-free diet * Experiencing symptoms of celiac disease over a 1-month period * Willing to take study medication for 12 weeks * Willing to comply with all study procedures * Sign informed consent Exclusion Criteria: * Active inflammatory bowel disease * Active dermatitis herpetiformis * Use of certain specific medications prior to entry * History of alcohol or illicit drug abuse in previous 6 months * Pregnant or lactating * Received any experimental drug within 30 days of enrollment * Uncontrolled chronic disease or condition