Possible.: I do not know which of the supplements that you are taking (since force factor supplements has a number of products). It is certainly a possibility. Please stop the supplement and consult w your physician if you note increased agitation/ irritability/ anger associated with starting a new product.
Qvar Prices. This Qvar price guide is based on using the Drugs.com discount card which is accepted at most U.S. pharmacies. The cost for Qvar inhalation aerosol (40 mcg/inh) is around $64 for a supply of 7.3 grams, depending on the pharmacy you visit. Prices are for cash paying customers only and are not valid with insurance plans.
1 The Invacare Top End Crossfire All Terrain Rigid Wheelchair retails for about $1,900 and includes knobby, all-terrain wheels, a lightweight frame and a variety of color options.  Costs for a power wheelchair vary tremendously, starting around $1,200-$1,500 and going as high as $30,000. One study, published in the Archives of Physical Medicine and Rehabilitation , evaluated 15 electric-powered wheelchairs, with an average cost of $7,132.