Small red pimples on the stomach of pregnant women may be caused by pregnancy itchy rash, atopic dermatitis, cholestasis syndrome and other conditions, which can be symptomatically treated with medications such as Dinaid cream, hydrocortisone butyrate cream and vitamin C tablets. 1. Itchy pregnancy rash: Itchy pregnancy rash refers to itchy skin caused by various reasons during pregnancy, which can appear as small red pimples on the stomach. Pregnant women can use topical medicines such as dianabed cream, glycerite lotion, mometasone furoate cream, etc. according to the doctor’s prescription. 2. Allergic dermatitis: allergic rashes during pregnancy are mostly caused by skin allergies due to contact with certain allergic substances, which can also lead to small red pimples on the stomach of pregnant women, and in this case, you can use hydrocortisone butyrate cream, dronederm cream and other drugs according to the doctor’s instructions. 3. Cholestasis syndrome: cholestasis syndrome is a common complication of pregnancy, the cause of which is not yet clear, will make the skin itchy, small red pimples and other conditions, and in severe cases can even lead to fetal hypoxia, preterm delivery, death, this time under the guidance of the doctor can use vitamin C tablets, ursodeoxycholic acid tablets, injectable adenosylmethionine and other drugs. It is recommended that pregnant women with small red pimples on the stomach should seek medical attention in time to find out the specific causes and symptomatic treatment, do not self-medication in order to avoid delaying the condition.