Tapioca is made from the cassava root, which does not contain gluten, therefore tapioca is gluten free. Tapioca is a common ingredient in many gluten-free manufactured foods because it helps improve texture and moisture in the absence of gluten.
Hydroxyzine (atarax) has a typical half-life of 20-25 hours. Hydroxyzine (atarax) has a typical half-life of 20-25 hours.
Hydromorphone is generally detected in urine screens for 2-3 days after use, about the same detection window as hydrocodone in your body. More on the bioavailability, half life, and drug testing for Dilaudid here.