Maximum Strength Arniflora Arnica Gel provides fast relief for muscle pain and stiffness. Natural topical pain reliever. Arniflora is a medern pharmaceutical preparation containing 8% tincture of Arnica montana. Arnica montana tincture is a medicine that has been used for centuries to relieve the afteraffects of falls, blows, sports injuries and overexertion. It makes black and blue marks gow away faster and relieves the pain, swelling and stiffness caused by physical trauma.