Laurenzi's statement comes after Braun publicly blasted Major League Baseball's drug testing system and an arbitration board tossed out a 50-game suspension imposed as the result ofthedrug test Braun took last year.
The health authorities' efforts are being hampered by insecurity: roadblocks by drug-trafficking gangs have forced thesuspension in 15 neighbourhoods of home visits for lead-poisoning victims.
The arbitrator's decision last week to overturn Braun's suspension marked the first successful appeal of a suspension under Major League Baseball's anti-drug policy.