About SBL Bio Combination 28 - TonicUsed for General Health TonicAlso Known As: Bc 28, Bio Comb 28, Bio Comb No 28, BC28Form: TabletsComposition of Bio Combination 28 – General Health Tonic:Calcarea fluoricaCalcarea phosphoricaCalcarea sulphuricaFerrum PhosphoricumKalium muraticumKalium sulphur..