Research Article

Thyroid Signaling Biomarkers in Female Symptomatic Hypothyroid Patients on Liothyronine versus Levothyroxine Monotherapy: A Randomized Crossover Trial

Table 4

Number and specification of adverse events in the two treatment groups.

Type of adverse eventNumber of patients reportingOn LT4 treatmentOn LT3 treatment

Cold intolerance11
Myalgia in the neck11
Bradycardia11
Ear infection11
Heart palpitations11
Insomnia211
Menstrual disturbances11
Gastroenteritis422
Pneumonia11
Upper respiratory tract infection835
Tonsillitis33
Urticaria11
Inflammation of hand ligaments11
Iron deficiency anemia11
Headache11
Tinnitus11
Rib fracture11
Feeling of high pressure behind the eyes11
Feeling of increased hunger11
Benign paroxysmal positional vertigo11