This drug is used for the treatment of hyperprolactinemia (high levels of prolactin hormone in your body). Prolactin is a natural hormone that helps breastfeeding women to produce milk. High levels of prolactin can cause symptoms like infertility, unwanted breast milk, missed periods.

IUPAC name: 1-[(6-allylergolin-8ß-yl)-carbonyl]-1-[3-(dimethylamino)-propyl]-3-ethylurea

Drug class: Dopamine receptor agonist

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Brand name: Dostinex

Is it a drug that needs a prescription? YES

Is it an Over The Counter Drug? NO

Route of administration: Oral (comes as a tablet )


This medication works by stopping the brain from releasing prolactin hormone from the pituitary gland. It is an ergot-derived long-acting dopamine receptor agonist having a high affinity for the D2 receptor.


Some common side effects that may be caused by this medication are as follows: vomiting, nausea, tiredness, stomach upset, constipation, dizziness, breast pain.

Some serious side effects that may be caused by cabergoline are as follows: trouble breathing, persistent cough, pain in the chest, abnormal vision, shortness of breath, swelling of feet/ankles and hands, symptoms of kidney problem (alteration in the amount of urine), pain in the back.


Signs and symptoms of overdose of cabergoline are as follows: fainting, hallucinations, dizziness.


Before using this medication tell your doctor:

  1. If you are allergic to cabergoline; or to other ergot medications (including ergotamine, dihydroergotamine, ergoloid mesylates, methysergide); or any other medication or ingredient in cabergoline.
  2. If you are taking other medications such as prescription drugs, nonprescription drugs, herbal drug products, multivitamins, nutritional supplements.
  3. If you have ever had a medical history of hypertension, liver disease, heart valve disease, abnormal thickening in the lining of your lung, heart, or abdomen.
  4. Limit alcoholic consumption as it makes you drowsy, loss of alertness may occur.
  5. This medication should be taken when needed during pregnancy.
  6. This medication may slow or stop breast milk production. This medication is not recommended during breastfeeding.

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