Hczen-400 Tablets with powerful formulation of Hydroxychloroquine Sulphate Tablets IP 400mg Hczen-400 contains Hydroxychloroquine Sulphate 400mg, used to manage autoimmune conditions like rheumatoid arthritis and lupus. It helps reduce inflammation, pain, and swelling, improving mobility. Also effective in malaria prevention, it supports long-term control of immune-related disorders and chronic joint damage.