article_snippet: Experts have, in the past, warned of the dangers of buying medicines over the internet, including erectile dysfunction drugs.
article_snippet: Drugs companies have warned of the dangers of buying Viagra, pictured, and other erectile dysfunction remedies on the internet,  with some counterfeit medicines containing blue printer ink, toxic ingredients and powerful antibiotics that can cause an allergic reaction, diarrhoea or vomiting .
article_snippet: The pharmaceutical company Pfizer, who manufacture Viagra, warns on The pharmaceutical company Pfizer, who manufacture Viagra website of the dangers of buying counterfeit medications.
article_snippet: The pharmaceutical company Pfizer, who manufacture Viagra warns that fake Viagra has been found to contain blue printer ink, amphetamines or speed, and a powerful antibiotic that can cause an allergic reaction, diarrohea or vomiting.
article_snippet: In addition, too much of the active ingredient has been found in some fake drugs, causing potential harm, and binding agents including drywall that prevent the tablet breaking down in the body.
article_snippet: Other counterfeit medication that claims to help combat erectile dysfunction has been found to contain toxic ingredients including boric acid, floor wax, brick dust and road paint.
article_snippet: Traces of ingredients that can have dangerous interaction with other medications people may be taking have also been found, as well as completely different medication with potentially harmful side effects.
highlights_snippet: Man taken to Leeds General Infirmary when Man fell ill after taking tablets .
  