Related Clues:

• Source of durable wood?
• Sildenafil citrate
• Roman road beside which old king has a stiffener
• Indian city under the last George and the other assistant
• Drug travelling through older relative not reaching the end
• Drug to improve potency
• Drug treating impotence
• Drug aiding one's sex life
• Silver rocket's tip breaking through with means of facilitating entry
• Woman going to Indian city for potent drug
• Drug initially studied for use in treating angina
• Controversial pills - bottle not finished? Granny's hidden half
• Product touted by Hugh Hefner
• Proprietary name for an impotence drug
• Impotence drug