Consult your doctor before breast-feeding. If you become constipated while using this drug, consult your pharmacist for help in selecting a laxative. This medication may not work right away. Alcohol or marijuana can make you more dizzy or drowsy. Avoid tanning booths and sunlamps. Do not stop taking this medication without consulting your doctor. Use the dropper that comes with the medication to measure out the prescribed amount. Drowsiness, dizziness, dry mouth, blurred vision, constipation, or trouble urinating may occur. Information at the site cannot be used for self-treatment and self-diagnosis. Do not increase your dose or use this drug more often or for longer than prescribed.