Olfen-100 SR is a pharmaceutical product containing Diclofenac sodium, which acts as an anti-inflammatory and antirheumatic medication. Each package contains 20 sustained-release capsules manufactured by Acino Switzerland. This medication comes in sustained-release (SR) capsule form containing 100mg of Diclofenac sodium per capsule. The SR formulation provides extended drug release over time. As this is a prescription medication, it should only be taken under the direction and supervision of a healthcare provider.