Growth Factor Gel has no effect on restoring pits to grow flat, but it is important to note that the medication needs to be discontinued in the event of an adverse reaction or if contraindications exist. Pits are usually scarring, which can usually be improved or normalized with the use of phototherapy, for example. Growth factors can repair all kinds of wounds, such as skin burn wounds, residual wounds, skin donor area wounds, ulcer wounds, etc., and at the same time, it has a certain effect on shortening the healing time; however, it is not very effective in repairing the pits of wounds that have already healed. In the use of the drug, if redness, swelling, pain, rash and other discomforts occur, you need to stop using the drug immediately. Before using the drug, the wound needs to be cleaned and necrotic tissue removed; the drug is prohibited from mixing with alcohol, iodine and other drugs, so it is recommended to use clean saline to rinse the wound after disinfection before using the drug. The drug is prohibited for those who are allergic to the drug. It is recommended to use growth factor drugs under the guidance of clinicians, do not use drugs without authorization.