uhm nabasa ko dito and eto sa website mismo
How long is my health clearance valid for?
Your health clearance is usually valid for 12 months.
If you are asked to sign a health undertaking, your health clearance is valid for six months.
Apply ka lang uli Ibang CO na hahawak sayo. Mabilis lang naman ang 3 months ganun din ang iniisip ko kung sakaling wala pa kong visa.