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Comparing the sexual health compounds
Half-life and storage side by side, which is where the practical differences in this group show up.
Reference only. This page covers what the compound is, how it is presented and how it is handled. It does not give dosing protocols or administration schedules, and it is not medical advice.
| Compound | Half-life | Storage |
|---|---|---|
| Cialis | Long for the class, approximately 17.5 hours. | Cool, dry, dark. |
| PT-141 | Approximately two hours. | 2-8 C, protected from light. |
| Viagra | Approximately 4 hours. | Cool, dry, dark. |
Stocked at The PED Shop
Cialisin stock£12
Quanta Pharma PT-141 10mgin stock£20- SerenQ PT-141 10mg Peptide Penout of stock£40
Viagrain stock£12
Availability checked 2026-09-08. The product page carries live stock.