P Force Fort 150 mg is a medication used to treat erectile dysfunction (ED) in men. It contains 2 active elements: Sildenafil citrate and Dapoxetine. Sildenafil citrate is a type of medication called a phosphodiesterase type 5 (PDE5) inhibitor. It works by relaxing the blood vessels in the penis, allowing for increased blood flow to the area and resulting in an erection. It works by increasing the levels of serotonin in the brain, which can help delay ejaculation.