Indian markets opened lower Tuesday, with Nifty50 falling under 24,900 as pharma stocks slid 1.35% and textiles weakened ahead of Trump's 50% tariffs on exports. Sun Pharma dropped after a downgrade, while HDFC Bank fell ex-bonus. Analysts flagged resistance near 25,150 and support at 24,850, warning of downside risks if breached. Retail sentiment turned bearish.