Other side effects reported (frequency not known) in patients receiving Tygacil are: • Anaphylaxis/ anaphylactoid reactions (that may range from mild to severe, including a sudden, generalised allergic reaction that may lead to a life-threatening shock [e. g. difficulty in breathing, drop of blood pressure, fast pulse]). • Low platelet levels in the blood (which may lead to an increased bleeding tendency and bruising/ haematoma)