How long does it take for Apremilast tablets/Apremilast tablets to take effect? The authoritative answer is here!

Apremilast/Apremilast trade nameOtezla is an oral small molecule phosphodiesterase 4 (PDE4) inhibitor, mainly used to treat moderate to severe plaque psoriasis and active psoriatic arthritis. One of the questions that many patients are most concerned about when they first take medication is:“How long does it take for this medicine to take effect?”

According to foreign clinical studies and real-world usage data, the onset time of apremilast has certain individual differences, but most patients will begin to experience improvement in skin or joint symptoms 4 to 8 weeks after taking the drug. In the treatment of psoriasis, a pivotal phase III clinical trial (ESTEEM study) showed that some patients could observe a reduction in itching of skin lesions as early as 4 weeks, and the proportion of patients reaching PASI 75 (75% reduction in psoriasis area and severity index) increased significantly by 16 weeks.

Therefore, clinical recommendations are usually for at least 16 weeks of continuous use to fully evaluate efficacy. For patients with psoriatic arthritis, apremilast can improve joint pain, stiffness, and dysfunction within 12 to 16 weeks, but the preventive effect of joint structural destruction still requires long-term observation.

It is worth noting that apremilast is not a quick-acting drug, it takes time to establish its efficacy, and some patients respond slowly. Therefore, in the early stages of use, patients should avoid premature discontinuation of medication due to insignificant short-term effects, and should follow the doctor's recommendations to complete at least one course of evaluation. Some patients may experience gastrointestinal discomfort, such as diarrhea or nausea, in the early stages of treatment, but these are usually temporary and can gradually resolve as the body adapts. If the patient still does not have any symptom relief within 12 to 16 weeks, he should communicate with his doctor in time to evaluate whether to change the treatment plan or combine it with other drugs. In addition, the efficacy of drugs may also be affected by individual patient differences, severity of illness, presence of other comorbidities, and drug compliance.

Reference materials:https://go.drugbank.com/drugs/DB05676