GLAXO SMITHKLINE PHARMACEUTICALS LTD. vs UNION OF INDIA .

The Supreme Court addressed the conflicting interpretations of the Drugs (Prices Control) Order, 1995 (DPCO, 1995) and the Drugs (Prices Control) Order, 1987 (DPCO, 1987) regarding the effective date of price fixation for drugs. The Court held that the prices fixed under the DPCO are operative for all sales made after 15 days from the notification date, affirming the Karnataka High Court's interpretation while rejecting the contrary view from the Delhi High Court. The judgment clarifies the obligations of manufacturers under the DPCO concerning price adjustments and compliance timelines.