"Possible drawbacks" refers to potential disadvantages or negative consequences that may occur as a result of a certain action or decision. It implies considering the negative aspects or risks associated with something. Full definition
One possible drawback of this account is the $ 5,000 minimum required to open it. (gobankingrates.com)
The only possible drawback with these foods is that they are a little boring. (smallanimalchanel.com)
A few studies have indicated possible drawbacks to the gluten - free diet, including lower beneficial gut bacteria and increased arsenic levels. (itunes.apple.com)