Shots: Tarsus Pharmaceuticals has entered into a definitive agreement to acquire Alkeus Pharmaceuticals, incl. its lead asset gildeuretinol (ALK-001), expanding Tarsus’ presence in retina care As per the deal, Alkeus will receive ~$450M upfront ($270M cash + $180M in Tarsus stock priced at $61.38/share), plus ~$350M in regulatory & commercial milestones, & low single-digit tiered descending…