Some common side effects after taking DC diet pills include increased heart rate, headache and nausea. In addition, there may be psychological side effects such as anxiety and depression, mania and irritability, anorexia and world-weariness. Some people may have symptoms of nervousness or mental disorder. In addition, hand, eyelid and/or tongue tremor is also one of the possible side effects. In terms of muscles, taking DC diet pills may lead to myalgia, muscle fibrillation and painful cramps in the lower leg, and occasionally muscle weakness or flaccid paralysis. For women, amenorrhea or menarche and increased menstrual flow are all possible side effects, while men may have impotence and mammary gland development. A small number of patients may have liver function damage, manifested as elevated transaminase or jaundice.