The food supply was dwindling as the fish were dead, the cattle were dying and the Egyptian's last hope was about to be wiped out by the next plague--the hail. Adverse effects of long-term proton pump inhibitor therapy. viagra My last dose is 100 mcg per day. viagra Plague eight - locusts, would finish off whatever the hail had not totally destroyed. Bavishi C, Dupont HL. generic viagra online And to add to their woes, the ninth plague, three days of darkness which the experts believe to have been a sandstorm, hits the area. Adverse effects of proton pump inhibitors. generic viagra online This is not uncommon in the area, but for the Egyptians it was very untimely. Lodato F, Azzaroli F, Turco L et al.