Medicines for blood pressure like Beta-blockers can cause Triglyceride levels to go up by almost 40%
Diuretics like loop diuretics for blood pressure can also cause a 5-10% increase in the lipid levels.
Estrogens used in Hormone replacement therapy or after menopause can cause the Triglycerides to increase by as much as 40%.
Antiviral drugs (protease inhibitors) used against HIV can cause the triglyceride levels to nearly double. Immunosuppresants can also cause the triglyceride levels to rise by as much as 70%
If you are taking any of these medications, please remember to tell your doctor, so that they can correctly interpret the normal range of the lipid profile, in the context of the medicines that you are taking.