As with any treatment method or medicine, there are also contraindications in the case of hirudotherapy. Here is a list of contraindications:

• Pregnancy (substances contained in saliva leeches can cause miscarriage).
• Hemophilia and other diseases involving reduced blood clotting.
• Advanced anemia.
• The use of anticoagulants, non-steroidal anti-inflammatory drugs, platelet aggregation inhibitors.
• Hypotension (chronic low blood pressure).
• Severe protein allergy.
• Ongoing menstruation.
• HIV positive.
• Fever.
• General weakness.

If you have any doubts whether you can benefit from hirudotherapy at a given moment - just ask.