Voltfast 50mg Sachets contain diclofenac potassium for fast-acting pain relief. Each box includes 30 sachets designed to provide effective treatment for various painful conditions. The powder formulation allows for quick absorption when dissolved in water. This is a prescription medication that should only be taken under medical supervision. The sachets contain 50mg of diclofenac potassium per dose. Diclofenac belongs to the class of medications known as NSAIDs (Non-Steroidal Anti-Inflammatory Drugs). Always follow your healthcare provider's dosing instructions and read the package insert carefully before use.