IRCT20220920056005N1 IRCT 2023-08-30 Mazandaran University of Medical Sciences The effect of Iranian medicine formula on subclinical hypothyroidism investigating the effect of Ardor syrup (Persian medicine formulation based on Rosa dumascena) on symptoms and thyroid profile of women with subclinical hypothyroidism 2023-06-22 anticipated 60 Complete https://irct.ir/trial/66008 interventional Randomization: Randomized, Blinding: Triple blinded, Placebo: Used, Assignment: Parallel, Purpose: Treatment, Randomization description: Samples are randomly assigned into two groups. Random allocation method will be done by blocking method. The blocking process will be done with Random allocation software. With this software, 10 blocks of 6 will be produced. Samples will be included in the study based on the produced blocks, Blinding description: This study was designed as a triple blind so that physician, patient, evaluator, consultant colleague of statistics, etc. will be completely unaware of the intervention type (drug or placebo). The placebo will be made quite similar to the drug (appearance, packaging, color and smell.). 3 Subclinical hypothyroidism. Intervention 1: Routine treatment (levothyroxin) + Consumption of Persian medicine formulation (Arder syrup, 5 cc every 12 hours until one hour after meals. (Arder syrup consists of Pimpinella anisum seed, Foeniculum vulgare seed, Apium graveolens seed, Rosa damascene petal and Crocus sativus stigma.) for 8 weeks. Intervention 2: Control group: Routine treatment (levothyroxin) + Consumption of Placebo syrup for 8 weeks. Undecided - It is not yet known if there will be a plan to make this available Justification or reason for indecision in sharing IPD is There is no further information