View cart “Sildenafil Citrate” has been added to your cart. 7-Hydroxymitragynine$43.99 6.6 mg/ml (200 mg total) Contains: 30 ml For Research Purposes Only Not For Human Consumption Out of stock SKU: 7-Hydroxymitragynine 6.6mgml Categories: Kratom Alkaloids, Research Chemicals Related products Tadalafil $39.99 Add to cart Finasteride $36.99 Add to cart Avanafil $47.99 Add to cart Ketotifen $30.99 Add to cart