Mono Gel is a combination medication that is applied topically to treat pain. Mono Gel is used to treat pain, inflammation, and swelling in joints and muscles. It is quite useful for treating strains, sprains, backaches, and sports injuries. Applying it will make your daily life easier. If the damage is serious or long-lasting, you may need to take pain relievers or seek physiotherapy. If you are unsure, consult a doctor.