Yes. Seeking treatment is allowed and encouraged, and it does not go against trust in Allah. The Quran forbids casting oneself into destruction (2:195). Treatment must not use anything haram if a lawful alternative exists, and haram medicine is allowed only in necessity.
Dan belanjakanlah (apa yang ada pada kamu) kerana (menegakkan) ugama Allah, dan janganlah kamu sengaja mencampakkan diri kamu ke dalam bahaya kebinasaan (dengan bersikap bakhil); dan baikilah (dengan sebaik-baiknya segala usaha dan) perbuatan kamu; kerana sesungguhnya Allah mengasihi orang-orang yang berusaha memperbaiki amalannya.
This is general information, not a fatwa. For your own situation, ask a qualified scholar.
Questions about halal and haram
Is it permitted to seek medical treatment?
Yes. Seeking treatment is allowed and encouraged, and it does not go against trust in Allah. The Quran forbids casting oneself into destruction (2:195). Treatment must not use anything haram if a lawful alternative exists, and haram medicine is allowed only in necessity.