Isotretinoin: Frequently Asked Questions

Isotretinoin is an oral treatment that uses a type of vitamin A derivative and is used to treat severe and treatment-resistant acne. In the United States, it has been used as one of the treatment options for acne since 1982.

Isotretinoin is an oral medication primarily indicated for severe or treatment-resistant acne. For mild to moderate acne, treatments other than isotretinoin may be recommended.

While results vary from person to person, some people begin to notice the effects of isotretinoin around 16 weeks. Since this depends on the severity of the acne and the course of treatment, we will monitor your progress during checkups and follow-up visits.

Isotretinoin is a treatment used for severe and treatment-resistant acne, but not all cases of acne follow the same course. The effectiveness of the treatment and the duration required vary from person to person.

Side effects of isotretinoin may include dry skin and mucous membranes, rash, itching, and peeling. In rare cases, symptoms of depression and impaired liver function have been reported.

At YAYOI CLINIC, we draw blood when you start taking isotretinoin. For subsequent prescriptions, continue taking the medication as directed by your doctor while monitoring your condition.

The duration of isotretinoin treatment varies from person to person. At YAYOI CLINIC, treatment typically lasts between 5 months and just under a year, depending on the symptoms; however, the specific duration is determined by the doctor based on the condition and progression of the acne.

Women who are pregnant or who may be pregnant should not take isotretinoin because it poses a risk to the fetus. If there is a possibility of pregnancy, you must inform your doctor in advance.

Yes. At YAYOI CLINIC, we offer consultations not only on isotretinoin but also on a variety of acne treatments tailored to your skin condition and the type of acne you have. Treatments such as laser therapy, chemical peels, and Mesona J are also available, and after assessing the severity of your acne and your skin type, we recommend a treatment plan customized for each individual.

No. It is important not to change the dosage of isotretinoin on your own, but to take it as directed by your doctor.