The contraindication of taking Blood House Expelling Blood Stasis Pill is that it should not be used by pregnant women. Blood Capital Repelling Blood Stasis Pill belongs to the category of proprietary Chinese medicines for removing blood stasis, which is composed of Angelica sinensis, Radix Rehmanniae Praeparata, peach kernel, safflower, Citrus aurantium, etc. It has the efficacy of invigorating blood and removing blood stasis (to promote the blood circulation and eliminate the stagnation of blood in the body), and promoting the flow of qi to relieve pain (to relieve the pain through the regulation of the qi of the body). It can be used clinically to treat headache, chest pain, abdominal pain, low body temperature, emotional irritability, insomnia and dreaminess, palpitation (rapid heartbeat, often accompanied by panic) restlessness, and strangulation (violent heartbeat, panic and restlessness) caused by blood stasis. This drug belongs to the class of drugs that invigorate blood circulation, in order to avoid fetal restlessness or miscarriage in pregnant women, therefore it is contraindicated as not to be used by pregnant women. Meanwhile, when using this medicine, cold and greasy food should be avoided as much as possible. If patients need to use the drug, they should go to the hospital and use it under the guidance of the doctor, and should not use the drug without authorization, in order to ensure the safety of the drug.