Usually pharmacies are able to sell testosterone undecanoate capsules, but it is not possible to clearly determine whether the drug is available in a specific local pharmacy, and patients are advised to consult their local pharmacy. The drug should be clear disease and follow the doctor’s instructions. Testosterone undecanoate capsules are androgenic drugs. Clinically used in the treatment of primary or secondary testicular hypoplasia in men and delayed physical puberty in boys. At the same time, this drug is also used for palliative treatment of breast cancer metastasis, adjuvant treatment of aplastic anemia and partial androgen deficiency syndrome in middle-aged and old-aged people, in order to improve the uncomfortable symptoms, and to promote the restoration of health of the organism. The drug pharmacy is available for sale, but because each pharmacy stocking is not the same, so specific to the local pharmacy whether the drug is not a clear judgment, and it is a prescription drug, you need a doctor’s prescription before you can buy. Some patients may experience adverse reactions such as hirsutism, acne, decreased semen volume, abnormal penile erection, and precocious puberty in prepubescent boys after using the drug. Testosterone undecanoate capsule is contraindicated for those suspected or diagnosed with prostate cancer or breast cancer. Testosterone Undecanoate Capsules should be used with caution in prepubescent boys and special populations suffering from heart failure, prostate hypertrophy, hypertension and so on. It is recommended that patients apply testosterone undecanoate capsule under the guidance of a doctor, do not use the drug or adjust the dosage at will. When a serious adverse reaction occurs after the use of the drug, the patient should immediately stop using the drug, after the disappearance of the symptoms, follow the doctor’s advice to restart from a lower dose.