phase IV clinical trial

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Related to phase IV clinical trial: clinical test, phase 2 study, phase 1 clinical trial
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Noun1.phase IV clinical trial - sometimes the FDA approves a drug for general use but requires the manufacturer to continue to monitor its effects; during this phase the drug may be tried on slightly different patient populations than those studied in earlier trials
clinical test, clinical trial - a rigorously controlled test of a new drug or a new invasive medical device on human subjects; in the United States it is conducted under the direction of the FDA before being made available for general clinical use
References in periodicals archive ?
Based on phase of drug development, the market has been segmented into preclinical studies, phase I clinical trial, phase II clinical trial, phase III clinical trial and phase IV clinical trial or post-marketing surveillance.
Most physicians begin with a phase IV clinical trial, such as a drug extension study, before contracting for a more comprehensive phase III trial.
They specialize in trial management and support for hospital based as well as outpatient Phase II through Phase IV clinical trials.
The device also has been used in Europe in Phase IV clinical trials to treat head and neck cancer and cutaneous and subcutaneous skin cancers.
For accelerated approval, the FDA will often require additional phase IV clinical trials to confirm the initial findings.
This makes Pfizer the first biopharmaceutical company to commit to reporting payments for conducting phase I to phase IV clinical trials, in addition to disclosing payments for speaking and consulting," Pfizer said in a release.
The conferences will be on strategic clinical outsourcing, clinical data management and Phase IV clinical trials.
Teres is one of 11 senior physicians at AstraZeneca in the medical affairs section, working with product directors, brand managers, team physicians, advisory boards, key opinion leaders and researchers conducting phase IV clinical trials in six primary therapeutic areas, Teres' responsibilities are pain, anesthesia and infection control agents (specifically, Cefotan, Diprivan, EMLA, Merrem and Naropin.