The recommended dose of ibuprofen commonly used in clinical practice is mostly 1 capsule/times, but some specifications of ibuprofen can be taken 2 capsules at a time, and the specific use of the drug should be in accordance with the doctor’s instructions. There are many different specifications of ibuprofen preparations on the market, the common ones include ibuprofen extended-release capsules (300mg/capsule), ibuprofen tablets (200mg/capsule), ibuprofen chewable tablets (200mg/capsule), etc., and the recommended dosage in the instructions of the medicines is 1 capsule at a time. However, the recommended dose for some other sizes of ibuprofen preparations, such as ibuprofen tablets (100mg/capsule) and ibuprofen dispersible tablets (200mg/capsule), is 2 capsules at a time. Ibuprofen is indicated for the relief of mild to moderate pain, such as headache, migraine, arthralgia, muscular pain, menstrual cramps, etc. It can also be used to treat fever caused by the common cold or influenza. However, this drug is contraindicated in pregnant women, lactating women, people who are allergic to non-steroidal anti-inflammatory drugs, and there is also a possibility of nausea, headache and other adverse reactions during the use of the drug. In summary, some of the ibuprofen medicines can be taken 2 capsules at a time, in line with the indications of ibuprofen, must be standardized under the guidance of a doctor, do not blindly take the drug or increase or decrease the dosage of the drug, so as not to cause adverse consequences.