Cordova is the trade name for Doxazosin Mesylate. Entecavir and Doxazosin Mesylate can theoretically be taken at the same time, but it is recommended that they be taken separately when taking multiple medications. Entecavir and doxazosin mesylate are two drugs that rarely have significant reactions and can theoretically be taken at the same time, but according to the principle of taking medication, it is best to take them separately if you are talking about taking multiple medications at the same time to get better results. Entecavir is an antiviral drug, mainly for the treatment of active viral replication, persistent elevation of serum alanine aminotransferase or chronic adult hepatitis B. Adverse reactions such as mild diarrhea, rash, and elevated blood creatinine may occur after administration, and, it is contraindicated for those who are allergic to this class of drugs. Doxazosin mesylate is an antihypertensive drug for primary mild to moderate hypertension, and may be used in combination with diuretics, beta-blockers, calcium antagonists, or angiotensin-converting enzyme inhibitors in patients who have difficulty controlling their blood pressure on its own, as well as in the treatment of benign prostatic hyperplasia. Upright hypotension may occur after administration, and the product is contraindicated in those suffering from gastrointestinal obstruction, esophageal obstruction, or any degree of gastrointestinal luminal narrowing history. It is recommended to take the medication under the supervision of a doctor and in case of adverse reactions, visit a hospital and get prompt treatment.