What is the correct use of mitotane? What issues should be paid attention to when taking it?

Mitotane (Mitotane) is an oral drug used to treat adrenocortical cancer (ACC) and is an adrenocortical inhibitor. It inhibits tumor growth by destroying adrenocortical cells and reducing the secretion of adrenal hormones. Due to the special effects of mitotane, its use needs to strictly follow the doctor's instructions to ensure efficacy and reduce side effects.

Mitotan is usually taken by mouth and is recommended with food or milk to improve absorption and reduce gastrointestinal discomfort. The initial dose is usually low, and then the dose is gradually adjusted based on the patient's blood concentration and tolerance. Physicians usually monitor the blood concentration of mitotane regularly to ensure that it is maintained within the effective range (usually 14-20 µg/mL) and to avoid toxic reactions caused by overdose. Patients need to take it for a long time and adjust the dosage according to the doctor's recommendations. Do not increase, decrease or stop the medication without authorization.

Mitotane may cause gastrointestinal discomfort, such as nausea, vomiting, diarrhea, etc. Therefore, patients are advised to drink more water and choose easy-to-digest foods while taking the drug. In addition, mitotane has a long half-life and may accumulate in the body, so its effects may persist for some time even after the drug is stopped. Patients should avoid driving or performing high-risk procedures while taking the drug because mitotane may cause dizziness, drowsiness, or altered mental status. In addition, this drug may affect adrenal gland function, causing a decrease in cortisol levels, so some patients may need glucocorticoid supplements to prevent adrenal insufficiency.

Mitotane may affect the metabolism of certain drugs, such as reducing the effect of anticoagulants such as warfarin, or increasing the effect of certain nervous system depressants. Therefore, patients should inform their doctor about all medications they are taking, including prescription drugs, over-the-counter drugs, and supplements, while taking mitotane to avoid potential drug interactions. In addition, mitotane may affect thyroid function and sex hormone levels. Patients who use it for a long time need to check relevant indicators regularly to adjust the treatment plan.

In general, the correct use of mitotane requires strict compliance with your doctor's instructions, including gradually adjusting the dose, monitoring blood concentrations, and paying attention to possible side effects. During the period of taking the medicine, patients need to pay close attention to their own reactions and report any symptoms of discomfort to their doctor in a timely manner. In addition, because this drug may affect hormone levels, patients with long-term use should regularly undergo adrenal function, thyroid function and other related tests to ensure the safety and effectiveness of treatment.

Reference materials:https://go.drugbank.com/drugs/DB00648