Oral diclofenac and stretching
Diclofenac sodium double-release enteric-coated capsules (manufactured by Temmler Ireland Ltd, Killorglin, Co., Kerry, Ireland), each containing 75 mg of diclofenac sodium, were taken orally 75 mg a day before a meal without chewing, together with a glass of water every time and once a day for 6 weeks as a treatment course combined with self-stretching at home (same as that in the DNG).