In tens, please (ten pound notes) http://www.aquamedproject.net/index.php/buy-cheap-sildenafil-citrate-100mg/ buy cheap sildenafil citrate 100mg  GW, which is developing the drug Sativex for pain in collaboration with Japan's Otsuka, said the first of three late-stage trials found no statistically significant difference between subjects using its product and those given a placebo.