What is the identification of prescription drugs?

Drugs other than over-the-counter drugs are prescription drugs.

Generally speaking, there is no specific sign. Unless special drugs or controlled drugs.

OTC OTC OTC drugs have white characters on a red background and white characters on a green background. Diclofenac is a prescription drug, which belongs to non-steroidal anti-inflammatory drugs. Has anti-inflammatory, analgesic and antipyretic effects.