 7. Use of medications: a nitrates, b beta-blockers, c digoxin, d anti-diabetic agents, e oral, injected or chronic topical steroids inhaled steroids for mild asthma are acceptable, f chronic use of aspirin or other non-steroidal anti-inflammatory drugs, g other drugs known to affect immune or metabolic function and h orlistat, phentermine or other weight loss or anorectic agents. 