No. Taking medication is not a failure of faith. Trusting God and receiving care are not rivals. He very often heals through the help you were afraid to accept.
The Grace Answer
Someone made you feel that filling a prescription means you do not trust God enough, and now you are carrying guilt on top of whatever you were already carrying. Let us pull that belief apart, because it is doing real harm to people God loves.
Faith has never meant refusing help. Scripture never once commands believers to reject treatment, and it shows the opposite instinct. Luke, who wrote a quarter of the New Testament, was a physician by trade. Paul told Timothy, a young pastor with a real ailment, to stop drinking only water and take a little wine for his stomach and his frequent illnesses. That is plain, practical care from an apostle, not a rebuke of Timothy’s faith. Wisdom has always received competent help, and God has never been embarrassed to work through ordinary means as well as through miracle.
Trusting God and receiving care are not enemies
A merry heart does good like medicine, the proverb says, setting the two side by side without any tension. Trusting God and taking your meds are not opposites you are forced to choose between. Very often the medication is part of how He is caring for you, an answer to the very prayer you have been praying. Depression, anxiety, and physical illness are not sins to muscle through by sheer belief, and treating them is not spiritual weakness.
So bring your worry to Him. Be anxious for nothing, let your requests be made known, and receive the peace that guards your heart. Then go to the doctor, take what genuinely helps, rest your body, and refuse the shame that says you should have prayed harder instead. Make medication decisions with a qualified clinician, and never stop a prescribed medication suddenly without medical guidance. Grace frees you to steward the one body you were given, without apology. Trusting God with your health includes trusting Him enough to accept the help He has already placed within your reach. You are not more spiritual for suffering without help, and you are not less faithful for receiving it. You are simply His child, cared for on every level, in body and in soul, by a Father who loves to heal in more ways than one.