Drug Reference

Cysteine

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OTC

Fact box

Habit forming
No
Availability
Over-the-counter (OTC)

Brand names

ElcysFreamine III 10Hepatamine 8NouressPremaSolProcalAmine 3Trophamine 10 %Trophamine 6 %

Available as

7.1 MG/ML · Injectable Solution50 MG/ML · Injectable Solution10 ML · Injection500 MG · Oral Capsule3 MG · Oral Tablet5 MG · Oral Tablet3.2 MG/ML · Injectable Solution5.4 MG/ML · Injectable Solution7.7 MG/ML · Injectable Solution2.1 MG/ML · Injectable Solution

FDA label sections are from openFDA and may not reflect the most recent labeling — confirm against the current DailyMed label.

Uses
Directions: Turn tube upside down and rotate cap to release pellets into cap. Unscrew cap and without touching pellets tip them into the mouth under the tongue. Allow to dissolve Take 15 minutes before meals.
How to use / dosing
DIRECTIONS Take 15 minutes before meals Adults and children 12 years and older 5 pellets 3 times per day Children between 12 years and 6 years of age 3 pellets 3 times per day Children under 6 years 1 pellet 3 times per day to be dissolved into a little water

Safety advice

Conservative summary derived from FDA labeling — defaults to “consult your doctor” unless the label is explicit. Not a substitute for your clinician’s advice.

PregnancyConsult your doctor
…If pregnant or breast-feeding ask a health professional before use.…
BreastfeedingConsult your doctor
…If pregnant or breast-feeding ask a health professional before use.…
AlcoholNo information
No specific information in the FDA label.
DrivingNo information
No specific information in the FDA label.
KidneyNo information
No specific information in the FDA label.
LiverNo information
No specific information in the FDA label.
Warnings & precautions
WARNINGS Stop use and ask doctor if symptoms persist more than 5 days or worsen. If pregnant or breast-feeding ask a health professional before use. Keep out of reach of children.
Current FDA labels (DailyMed)

20 marketed products on record (RxNorm)

Reference only — not clinical advice. Verify against current FDA labeling and consult a licensed provider. About half of pediatric drug use is off-label and is not reflected in FDA labels; absence of pediatric information does not mean a medicine is unused or unsafe in children.