Evaluation of Safety and Diabetes Status Upon Oral Treatment With GABA in Patients With Longstanding Type-1 Diabetes
Type 1 Diabetes Mellitus
About this trial
This is an interventional treatment trial for Type 1 Diabetes Mellitus focused on measuring Remygen, GABA
Eligibility Criteria
Inclusion Criteria:
- Informed consent given by patients according to national regulations
- Type 1 diabetes diagnosed ≥ 5 years at the time of screening
- Must have been diagnosed with Type 1-diabetes before the age of 25
- Age ≥18 and ≤50
- Fasting c-peptide levels should be in the range from not detectable levels up to <0.12 nmol/L
For males of childbearing potential adequate contraception is as follows:
- condom (male)
- abstinence from heterosexual intercourse
female partner using contraception as below listed:
- oral (except low-dose gestagen (lynestrenol and norethisterone)), injectable, or implanted hormonal contraceptives
- combined (estrogen and progestogen containing)
- oral, intravaginal or transdermal progesterone hormonal contraception associated with inhibition of ovulation
- intrauterine device
- intrauterine hormone-releasing system (for example, progestin-releasing coil)
- bilateral tubal occlusion
Exclusion Criteria:
- Females of child-bearing potential
- Previous or current treatment with immunosuppressant therapy (although topical and inhalation steroids are accepted)
- Treatment with any oral or injected anti-diabetic medications other than insulin
- Patients on medications which may disturb GABA action, such as Baclofen, Valium, Acamprosate, Neurontin, or Lyrica
- HbA1c > 90 mmol/mol
- eGFR <60 ml/min
- Increased plasma concentrations of alanine aminotransferase (>0.75 μkatl/l for females or >1.1 μkat/l for males) and/or aspartate aminotransferase (>0.60 μkat/l for females or >0.75μkat/l for males).
- Known cancer disease
- Known sleeping apnea or pulmonary disorder with carbon dioxide rentention in blood
- Previous history of pancreatitis or other exocrine pancreatic disorder
- A history of epilepsy, myasthenia gravis, head trauma or cerebrovascular accident, or clinical features of continuous motor unit activity in proximal muscles
- A history of alcohol or drug abuse
- A significant illness other than diabetes within 2 weeks prior to first dosing
- Known human immunodeficiency virus (HIV) or hepatitis
- Females who are breastfeeding
- Males not willing to use adequate contraception during the study period.
- Known hypersensitivity agains benzodiazepins or any excipients of study drugs
- Participation in other clinical trials with a new chemical entity within 3 months or 5 half-lives of the new chemical entity, whatever longest.
- Inability or unwillingness to comply with the provisions of this protocol
- Deemed by the investigator not being able to follow instructions and/or follow the study protocol or other reasons that, at the investigator's discretion, could affect the subject's current clinical condition during study procedures.
Sites / Locations
- Uppsala University Hospital
Arms of the Study
Arm 1
Arm 2
Arm 3
Experimental
Experimental
Experimental
Low dose gamma-aminobutyric acid (GABA)
High dose gamma-aminobutyric acid (GABA)
High dose gamma-aminobutyric acid (GABA) + Alprazolam
Oral GABA treatment 200 mg daily for 6 months
Oral GABA treatment 600 mg daily for 6 months
Oral Alprazolam treatment 0.5 mg daily combined with oral GABA treatment 600 mg daily for 3 months. Alprazolam treatment thereafter ended, and study subjects will continue with oral GABA treatment 600 mg daily only for another 3 months.