Drug administration route

In pharmacology and medicine, drug administration routes are "the various ways of administering a drug or other chemical to a site in a patient or animal from where the chemical is absorbed into the blood and delivered to the target tissue."

Examples include:

• oral drug administration
• transmucosal drug administration
• transdermal drug administration
  • iontophoresis
• nasal inhalation
• opthalmic drug administration
• intradermal injection
• subcutaneous injection
  • hypodermoclysis
• intravenous injection
  • intravenous bolus
  • intravenous infusion
• intraosseous infusion
• intra-articular injection