C-globulin is known as C-globulin. Hyperthyroidism is not a contraindication for C-globulin, and patients with hyperthyroidism who have a need for C-globulin can take it under the supervision of their doctor. Note that C-globulin does not have a therapeutic effect on hyperthyroidism. Gammaglobulin is an immunoglobulin and is indicated for primary immunoglobulin deficiency, severe infections, neonatal sepsis, Kawasaki disease, and other diseases. Gammaglobulin does not generally induce or exacerbate hyperthyroidism. Adverse reactions to Gammaglobulin may appear as redness, swelling, and pain at the injection site. Immunoglobulin is contraindicated in people who are allergic to immunoglobulin or have a history of other severe allergies. Patients with hyperthyroidism need to use Gammaglobulin under the supervision of a doctor, and patients should not use the drug on their own.