NASOBOL in Hypogonadal Men in Comparison to Testosterone Levels in Normal Healthy Male Volunteers

This is an interventional treatment trial for Hypogonadism focused on measuring pharmacokinetics, testosterone, hypogonadism Read More

Inclusion Criteria for hypogonadal subjects:

• men with primary or secondary hypogonadism and testosterone serum levels below 300 ng/dl [= 10.4 nmol/l], on two occasions within a period of one month before inclusion;
• age: 20-60 years;
• normal thyroid function, physiologic prolactin concentration;
• normal otorhinolaryngologic examination (ENT examination);
• normal 24-h activity-rest pattern;
• written Informed Consent.

Exclusion Criteria for hypogonadal subjects:

• significant intercurrent disease of any type, in particular liver, kidney or heart disease, any form of diabetes mellitus or psychiatric illness (patients with treated hyperlipidemia, arterial hypertension or treated hyper- or hypothyroidism will not be excluded provided they have been stable on their medication for at least two months);
• history of, or current nasal disorders (e.g. seasonal or perennial allergic rhinitis, atrophic rhinitis, polyposis, abuse of nasal decongestants, clinically relevant nasal septum deviation, recurrent epistaxis) or sleep apnea;
• sleeping disorders;
• abnormal prostate examination indicative for prostate cancer or elevated serum PSA levels (PSA < 2.5 ng/ml for subjects < 40 years of age and < 4 ng/ml for subjects >= 40 years of age);
• history of cancer, especially breast, prostate or testicular tumor; excluding skin cancer;
• history of severe or multiple allergies, severe adverse drug reaction or leucopenia. A known hypersensitivity to lignocaine/lidocaine or all surgical dressings which may be used in the study procedures;
• history of abnormal bleeding tendencies or thrombophlebitis unrelated to venepuncture or intravenous cannulation, or a history of Hepatitis B, a positive test for Hepatitis B surface antigen, a history of Hepatitis C, a positive test for Hepatitis C antibody, a history of HIV infection or demonstration of HIV antibodies;
• the patient is a heavy smoker currently smoking > 20 cigarettes per day or smoking history >10 pack years (1 pack year is defined as 20 cigarettes per day for 1 year);
• regular drinkers of more than four (4) units of alcohol daily (1 unit = 300 ml of beer, 1 glass of wine, 1 measure of spirit) or those who may have difficulty in abstaining from alcohol during the 48 hours prior to the initial-dose administration and for the duration of the study;
• history or current evidence of abuse of alcohol or any drug substance, licit or illicit; or positive urine drug and alcohol screen for drugs of abuse and alcohol;
• treatment with other androgens (e.g. DHEA), anabolic steroids or other sex hormones within one month prior to Day 1 of the study;
• testosterone treatment in the previous 2 weeks (oral, buccal, topical, nasal) or 4 weeks (intramuscular);
• current or recent (previous 4 weeks) use of over the counter male enhancement products;
• use of nasal decongestants and nasal corticosteroids;
• shift work;
• transmeridian flights within 1 month before Day 1 of the study;
• poor compliers or those unlikely to attend;
• intake of any drug as part of a research study within 30 days of initial-dose administration in this study and throughout the study;
• blood donation within the 12-week period before the initial study dose.

Inclusion criteria for eugonadal subjects:

• men with testosterone serum levels above 300 ng/dl [= 10.4 nmol/l] on two occasions within a period of one month before inclusion;
• age: 20-60 years;
• normal thyroid function, physiologic prolactin concentration;
• normal 24-h activity-rest pattern;
• written Informed Consent.

Exclusion criteria for eugonadal subjects:

• significant intercurrent disease of any type, in particular liver, kidney or heart disease, any form of diabetes mellitus or psychiatric illness (patients with treated hyperlipidemia, arterial hypertension or treated hyper- or hypothyroidism will not be excluded provided they have been stable on their medication for at least two months);
• history of hypogonadism;
• sleeping disorders;
• treatment with other androgens (e.g. DHEA), anabolic steroids or other sex hormones within one month prior to Day 1 of the study;
• testosterone treatment in the previous 2 weeks (oral, buccal, topical, nasal) or 4 weeks (intramuscular);
• current or recent (previous 4 weeks) use of over the counter male enhancement products;
• shift work;
• transmeridian flights within 1 month before Day 1 of the study;
• the patient is a heavy smoker currently smoking > 20 cigarettes per day or smoking history >10 pack years (1 pack year is defined as 20 cigarettes per day for 1 year);
• regular drinkers of more than four (4) units of alcohol daily (1 unit = 300 ml of beer, 1 glass of wine, 1 measure of spirit) or those who may have difficulty in abstaining from alcohol during the 48 hours prior to the 24-h blood sampling day;
• blood donation within the 12-week period before the 24-h blood sampling day.