Ranitidine is a competitive, reversible inhibitor of the action of histamine at the histamine H2-receptors, including receptors on the gastric cells. Ranitidine does not lower serum Ca++ in hypercalcemic states. Ranitidine is not an anticholinergic agent.
1 The Blue Marlins have a diet of: Octopi, squid and pelagic fish such as black fin tuna and frigate mackerel.  They do prefer to hunt alone and during the day, rather than in schools, so it is safe to say they are a rather antisocial species.
WHAT ADULT SEA TURTLES EAT. 1  Green: Adults are referred to as herbivores although as hatchlings they are omnivores. 2  Their diet consists primarily of algae, seagrasses, and seaweed. 3  Greens have a finely serrated (sawlike) beak that allows them to scrape algae off rocks and tear grasses and seaweeds. Olive ridley: An omnivore, these turtles eat a variety of animals and plants including crabs, shrimp, lobster, urchins, jellies, algae, and fish.