Glossary

haemoglobin – substance in red blood cells that carries oxygen.

STI (sexually transmitted infection) – other STIs include herpes, gonorrhoea and syphilis etc.

formulation – the physical form that makes an active drug into a medicine.

Different formulations include

• Pills (capsules or tablets).
• Syrups or other oral solutions.
• Injections.
• Powders.
• Creams or lotions.

A co-formulation is when two active drugs are combined. For example: when two active drugs are in the same pill.

blood sugar – glucose in the blood. When carbohydrates are digested they produce glucose, which circulates in the blood and is used by the body as fuel.

TST – abbreviation for testosterone