Questions Ask question Search Order By: ActiveCategoryClear Filter 0 Votes 1 Ans How long do the three pilot scale batches, submitted as a part of an ANDA, need to be stored before destruction? 1.87K viewsFDA 0 Votes 1 Ans How many months of long-term and accelerated data are required when a “Completeness Assessment” is performed on the DMF? Also, what should the DMF stability section contain for a Completeness Assessment? 1.82K viewsFDA 0 Votes 1 Ans Are stability data from three current good manufacturing practice (CGMP) batches required to be filed in the DMF to support the API retest date? Also, how many months of long-term and accelerated data are required for pilot scale batches? 1.81K viewsFDA 0 Votes 1 Ans Will submissions to DMFs be accepted based on stability data from production scale batches? 1.78K viewsFDA 0 Votes 1 Ans Can investigational IVD studies receive expedited review (see Glossary for definition) by an IRB? 1.74K viewsFDA 0 Votes 1 Ans Can leftover specimens be used in IVD studies without informed consent? 1.75K viewsFDA 0 Votes 1 Ans Can those who routinely conduct studies with IVDs (e.g., research hospitals) use a general informed consent to address future studies using samples collected in their own facility? 1.77K viewsFDA 0 Votes 1 Ans Can a human specimen that was initially collected in a study with the informed consent of the subject be used in a later study without a new consent process? 1.50K viewsFDA 0 Votes 1 Ans What information should the protocol include to ensure that the investigational IVD study will be scientifically sound? 1.91K viewsFDA 0 Votes 1 Ans Is it acceptable to develop new or to revise existing study hypotheses as the study progresses? 1.77K viewsFDA 0 Votes 1 Ans How should I determine appropriate sample size for a study? 1.84K viewsFDA 0 Votes 1 Ans What guidance is available for sponsors to determine how to estimate IVD performance in terms of sensitivity and specificity, how to handle discrepant results, and what to do when a study is performed without a truth standard (“gold standard”) (see the Glossary for definitions)? 1.83K viewsFDA 0 Votes 1 Ans How much leeway is there in deciding on the populations from which human specimens are collected and under what conditions are data on simulated specimens acceptable? 1.22K views 0 Votes 1 Ans Is it acceptable to eliminate data that appear to be out of line with the main body of the dataset (i.e., “outliers”)? 1.72K viewsFDA 0 Votes 1 Ans Can I add additional testing on the same subject to the dataset, particularly when it is hard to find study subjects? 1.80K viewsFDA 0 Votes 1 Ans How much precision is needed for measurement data, e.g., in terms of decimal places? 1.54K viewsFDA 0 Votes 1 Ans What records should help to ensure scientific soundness of an IVD investigational study? 1.76K viewsFDA 0 Votes 1 Ans What does FDA recommend be included in the final report of the investigation from the sponsor to all reviewing IRBs (and to FDA for significant risk studies) (21 CFR 812.150(b)(7))? 1.69K viewsFDA 0 Votes 1 Ans What is the scope of and implementation date for the FDA stability guidance? 2.04K viewsFDA 0 Votes 1 Ans What is a master file and how is one submitted? 1.67K viewsFDA « Previous 1 2 … 143 144 145 146 147 … 283 284 Next » Question and answer is powered by anspress.net
