How long after the end of Dermitopic therapy can you go out in the sun?

According to the characteristics of Dermitopic, exposure of the skin to sunlight should be limited and ultraviolet radiation from the solarium should be avoided during the use of the ointment. The manufacturer did not include information on how long after stopping the treatment you should avoid the sun. The half-life of tacrolimus (the active substance of Dermitpic) is 75 hours, after this time the concentration of the drug in the body drops by half, complete elimination occurs after about 16 days. After this time, you can expose the skin to the sun's rays, checking for a skin reaction, because the half-life may vary from organism to body. I enclose information on the use of sunscreens, it is always worth using them to protect the skin from the adverse effects of UV rays: