– Limitless is a fast-paced thriller. It also inspired a TV spin-off (2015–2016). For a different take, Lucy (2014) explores a similar idea but with a woman accessing 100% of her brain via a synthetic drug.
If you meant a more helpful or practical guide related to that concept (not just identifying the film), here’s a short breakdown: movie about pill that makes you smarter
You're likely thinking of starring Bradley Cooper. In the film, a struggling writer takes a pill called NZT-48 that unlocks his brain’s full potential, allowing him to recall everything, learn languages instantly, and spot financial patterns. The movie follows his rise to success, the dangerous side effects, and the people hunting him for the drug. – Limitless is a fast-paced thriller