According to the World Health Organization (WHO), the undesirable effects are classified according to their frequency of development as follows: very often (> 1/10), often (1/10-1 / 100), infrequently (1 / 100-1 / 1000) , rarely (1 / 1000-1 / 10000), very rarely (<1/10000), the frequency is unknown (the frequency can not be determined based on the available data).
Infectious and parasitic diseases: infrequently - fungal superinfections; rarely - pseudomembranous colitis (in very rare cases with possible fatal outcome).
From the side of the blood and lymphatic system: infrequently - eosinophilia; rarely - anemia, neutropenia, thrombocytopenia, leukocytosis, thrombocytosis, leukopenia; very rarely - hemolytic anemia, agranulocytosis, pancytopenia (life threatening), oppression of bone marrow hemopoiesis (life threatening), granulocytopenia.
From the immune system: rarely - allergic reactions, allergic edema / angioedema, very rarely - anaphylactic reactions, anaphylactic shock (life threatening), serum sickness.
From the side of metabolism and nutrition: infrequent - a decrease in appetite and intake of food; rarely - hypoglycemia, hyperglycemia.
Disorders of the psyche: infrequently - psychomotor hyperactivity / agitation; rarely confusion, disorientation, anxiety, depression (which can lead to self-damaging behavior, such as suicidal behavior / thoughts, as well as attempted suicide or suicide), "nightmarish" dreams,hallucinations; very rarely - psychotic reactions (which can lead to self-damaging behavior, such as suicidal behavior / thoughts, as well as attempted suicide or suicide).
From the nervous system: infrequently - dizziness, headache, sleep disturbance, increased fatigue, a taste disorder; rarely - tremor, convulsions (including epileptic seizures), vertigo, hypesthesia, paresthesia and dysesthesia, peripheral paralysis (anomaly of perception of pain), thrombosis of the cerebral arteries; very rarely - migraine, impaired coordination of movements, impaired sense of smell, hyperesthesia, benign intracranial hypertension; frequency is unknown - peripheral neuropathy and polyneuropathy.
From the side of the organ of vision: rarely - impaired vision; very rarely - a violation of color perception.
From the side of the hearing organ and labyrinthine disorders: rarely - temporary hearing loss, noise in the ears, hearing loss.
From the heart: rarely - tachycardia, other disorders of the heart rhythm; the frequency is unknown - prolongation of the QT interval, ventricular arrhythmias (including "pirouette" type).
From the side of the vessels: rarely - vasodilation, lowering blood pressure, fainting, "tides" of blood to the face; very rarely - vasculitis.
From the respiratory system, chest and mediastinum: rarely - a violation of breathing (including bronchospasm), dyspnea.
From the gastrointestinal tract: often - nausea, diarrhea; infrequently - dyspepsia, vomiting, abdominal pain, flatulence; very rarely - pancreatitis.
From the liver and bile ducts: infrequently - increased activity of "liver" transaminases; rarely - violations of the liver, cholestatic jaundice (especially in patients with liver disease), hepatitis; very rarely - hepatonecrosis (progressing to life-threatening liver failure).
From the skin and subcutaneous tissues: infrequently - itching, rash, hives; rarely - photosensitivity reactions, the formation of blisters accompanied by bleeding, and the appearance of small nodules that form scabs; very rarely - spot hemorrhages on the skin (petechiae), multiforme exudative erythema (including Stevens-Johnson syndrome), erythema nodosum, toxic epidermal necrolysis (Lyell's syndrome); frequency unknown - generalized pustular exanthema.
From the side of the musculoskeletal and connective tissue: infrequently - arthralgia; rarely - myalgia, arthritis, tendovaginitis, increased muscle tone, muscle cramps; very rarely - muscle weakness, tendonitis, asthenia, tendon ruptures (mainly Achilles), exacerbation of myasthenia gravis symptoms.
From the side of the kidneys and urinary tract: infrequently - impaired renal function; rare - renal failure, hematuria, crystalluria (especially with alkaline urine and low diuresis), dysuria, polyuria, urinary retention, albuminuria, glomerulonephritis, urethral bleeding, decreased renal nitrogen function, interstitial nephritis.
General disorders and disorders at the site of administration: often - pain at the injection site; infrequently, fever; rarely - swelling, increased sweating; very rarely - a violation of gait.
Laboratory and instrumental data: infrequently - increased activity of alkaline phosphatase; rarely - a change in the content of prothrombin (including hypoprothrombinemia), increased activity of amylase, hypercreatininaemia, hyperbilirubinemia; frequency is unknown - an increase in the international normalized ratio (in patients receiving vitamin K antagonists).
If any of the side effects listed in the manual are aggravated, or if you notice any other side effects not listed in the instructions, tell your doctor.