Please recommend a cost-effective treatment for pore care.

When I look closely at my skin, I can see enlarged pores not only around my nose but also on my cheeks, so I want to take care of it. I didn't used to be very concerned about it, but I am getting stressed because my pores are gradually widening and my skin doesn't look smooth. I have tried various home care products, but since there hasn't been as much change as I expected, I am looking into dermatological procedures.

However, I am hesitant about procedures that require multiple sessions or are too expensive, so I would like to weigh both effectiveness and cost. I am curious whether I can expect some noticeable changes after just one session, or if consistent treatments are necessary. Please recommend a procedure that helps reduce pore size while offering reasonable value for money. It would also be great if you could let me know if there is any redness or severe skin irritation after the treatment!