<p>The terminal elimination half life of nifedipine is approximately 2 hours.<sup class="text-reference-group"><a class="reference-popover-link" data-content="Chung M, Reitberg DP, Gaffney M, Singleton W: Clinical pharmacokinetics of nifedipine gastrointestinal therapeutic system. A controlled-release formulation of nifedipine. Am J Med. 1987 Dec 21;83(6B):10-4. doi: 10.1016/0002-9343(87)90630-9. (PubMed ID 3503594)" href="#reference-A190210">3</a>,<a class="reference-popover-link" data-content="Nader AM, Quinney SK, Fadda HM, Foster DR: Effect of Gastric Fluid Volume on the In Vitro Dissolution and In Vivo Absorption of BCS Class II Drugs: a Case Study with Nifedipine. AAPS J. 2016 Jul;18(4):981-8. doi: 10.1208/s12248-016-9918-x. Epub 2016 Apr 22. (PubMed ID 27106837)" href="#reference-A190261">8</a></sup></p>