Pharmacology learning flash cards on the following: Introduction: principles of drug action Drug–receptor interactions Drug absorption, distribution and excretion Drug metabolism Local anaesthetics Drugs acting at the neuromuscular junction Autonomic nervous system Autonomic drugs acting at cholinergic synapses Drugs acting on the sympathetic system Ocular pharmacology Asthma, hay fever and anaphylaxis Drugs acting on the gastrointestinal tract I: peptic ulcer Drugs acting on the gast