Usually the drug is well tolerated. If Dostinex is prescribed to prevent lactation or suppress it, dizziness, hypotension, insomnia, headache, nausea, and abdominal pain are often observed. These signs are weakly expressed and quickly pass. If the drug is used to treat hyperprolactinaemia, dizziness, headache, nausea, dyspepsia, abdominal pain, gastritis, constipation, general weakness, soreness of the mammary glands, depression, hot flushes to the face, hypotension, paresthesia are possible. These signs are weak or moderately expressed and pass quickly. The most common side effects occur within the first 14 days of taking Dostinex.