What are the effects of Tribulus terrestris pills?

Tribulus Terrestris Pill is a proprietary Chinese medicine which is effective in clearing heat and dispersing wind, brightening the eyes and eliminating cataracts (brightening the eyes and eliminating cataracts commonly refers to the ability to brighten the eyes and eliminate cloudy and unclear vision).
The drug is composed of more than 20 flavors of traditional Chinese medicines such as Rhizoma Coptidis, Rhizoma Ligustici Chuanxiong, Angelica Dahurica, Tribulus Terrestris, Cypress, Forsythia, Rhizoma Dioscorea, Glycyrrhiza Uralensis and other traditional Chinese medicines, which is a large formula and emphasizes on heat-clearing medicines, so it is effective in treating the symptoms of outbreak of fire eye (i.e., contagious conjunctivitis, also known as red-eye), cloudy eyes, cataracts, redness and rottenness of eyes, redness, swelling, pain, and itch, and tearing of eyes when welcoming the wind, which is due to the prevalence of upper burner.
Tribulus terrestris pill adverse reactions and contraindications are not clear, during the use of the drug should be avoided spicy food, fish, shrimp fishy things, tobacco and alcohol. This product should be used with caution for people with spleen and stomach deficiency (spleen and stomach weakness and cold) and loose stools.
The drug needs to be used after identification, so it is not advisable to blindly self-medication, the patient should be guided by the physician to use the drug shall prevail. If the symptoms are not relieved after three days of using the medicine, it is also necessary to go to the hospital for review and consult a physician.