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Most references are FDA. Is this a page on US drug development? what about EC UK or Japan?24.246.137.99 (talk)16:29, 21 April 2024 (UTC)[reply]

The article sources show that the phases of clinical trials described are used worldwide, including mention bythe World Health Organization. It can be assumed that approval of a drug or any medical product for marketing in the USA, as regulated by the FDA, is a goal most manufacturers wish to achieve for the size and visibility the US market provides. This may explain why FDA sources - which are rigorous and updated frequently - are useful explanations for the trial process in the article.

Also used by multinational trial sponsors, the US National Library of Medicine providesa registry of clinical trials in their different phases ongoing or completed around the world.Zefr (talk)17:35, 21 April 2024 (UTC)[reply]

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