Lexapro is a type of antidepressant that belongs to the drug class of Selective Serotonin Reuptake Inhibitor (SSRI). Lexapro pills contain a substance called escitalopram. You can buy Lexapro online in the form of oral administration pills. In 2002 Lexapro was approved in the USA for medical uses. It was on the 26th position in the top 50 most prescribed medications of American in the year 2016 with over 25 million prescriptions that year. Lexapro is available both as an oral tablet and oral solution formulations; the pills come in the strength of 5 mg, 10 mg, and 20 mg of escitalopram base while the oral solution contains 1 mg/ml escitalopram oxalate equivalent to the escitalopram base. It also has an added natural peppermint flavor.