Central and peripheral nervous system: dizziness, anxiety, fatigue, impaired blood flow to the brain, depression, hallucinations, paresthesia, in men - a syndrome of compression of the spinal cord.
Respiratory system: upper respiratory tract infection, exacerbation of chronic obstructive pulmonary disease.
Hemopoietic system: anemia.
The cardiovascular system: lability of arterial pressure, arrhythmia, myocardial infarction, progression of chronic heart failure, peripheral blood supply disorders.
Digestive system: decreased appetite, anorexia, diarrhea, or constipation.
Musculoskeletal system: arthralgia, decreased bone mass, osteoporosis.
Dermatological reactions: a rash.
urinary system: in men - obstruction of the urinary tract.
Reproductive system: decreased libido and potency, in women - dysmenorrhea, dryness in the vagina, polycystic ovaries.
Allergic reactions.