Fain 0.5% Gel is a medicine used to treat wrinkles. It has anti-irritant and skin-rejuvenating properties. It creates a favorable environment for the renewal of skin cells, removes harmful chemicals, and moisturizes the skin. Fain 0.5% Gel is for external use only. Use it in the dose and duration as advised by your doctor. Use it regularly to get the maximum benefit from it. Avoid getting it inside the mouth, eyes, or inside the nose. In case of accidental contact, wash it off with plenty of water. This medicine is generally safe with little or no side effects. However, if you experience any allergic reactions or symptoms which you think maybe caused by the medicine, inform your doctor. Your doctor may help with ways to reduce or prevent these symptoms.