Adult butterflies also use color to their advantageânot only to blend in but also to warn. For instance, the adult monarch sports a bright orange color and distinctive pattern, a red flag to potential predators that it's distasteful and toxic.
Drugs to improve blood flow for people who have poor blood circulation in the veins of their legs. Background. Insufficient blood circulation in the veins of the legs might be caused by genetic factors, may occur after trauma, or may result from a blood clot. Poor movement of blood up the legs may cause swelling and puffiness, feelings of heaviness, tingling, cramps, pain, varicose veins and changes in skin pigmentation. If severe insufficient blood circulation occurs, ulcers and skin wasting can develop. Drugs such as natural flavonoids extracted from plants and similar synthetic products may improve blood circulation. These drugs are known collectively as venoactive drugs or phlebotonics.
Magnum Blood-Flow Ingredients and How They Work. The amounts are proprietary, but Magnum Blood-Flow does provide a list of components to the formula. Thereâs: 1  L-Citrulline and Epimedium Sagittatum for improved penile blood flow.ince you can buy Magnum Blood-Flow at CVS and Walgreens, it starts out a leg above some of the other products we see. The full name is Magnum Blood-Flow Sexual Peak Performance, and it works by increasing the flow of blood to the penis during arousal for better, harder, thicker erections.