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Cialis, manufactured by Lilly, was introduced in November of 2003 at a wholesale base cost of $8.10 – the exact price of Viagra at that time. Since then, Pfizer and Lilly have raised the cost of Viagra and Cialis at about the same rate. Since 2005, however, Cialis has been slightly more expensive than Viagra, with a maximum difference of $1.50 per pill. Currently, the wholesale base cost for Cialis is $16.67, or about 47 cents more per pill than Viagra. Since its introduction, the cost of Cialis has risen 105%. (Ver...)
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