Complex sentence: The paramedic is issued a standing order which includes indications and contraindications for each use of the symptom relief medications listed above, however actual administration of the drug is based solely on the paramedics judgment.
Split into simpler sentences: The paramedic is issued a standing order for each use of the medications listed above which includes indications and contraindications for the drugs. Administration of the drugs however, is based solely on the paramedics judgment.