Capsule Shell
Derived from animal collagen. Used in capsule shells. Not suitable for vegetarians/vegans or those with specific animal protein sensitivities.
Solvent/Humectant
An organic compound used as a solvent and humectant. Can cause contact dermatitis in sensitive individuals.
Wetting Agent
A surfactant used to improve drug dissolution. Can cause skin irritation in some individuals.
pH Adjuster
Skin Protectant
Colorant
pH Adjuster
Coating Agent
Disintegrant/Filler
Colorant/Opacifier
| Ingredient | Purpose | Common Allergen? |
|---|---|---|
| Gelatin | Capsule Shell | ⚠️ Yes — Animal |
| Propylene Glycol | Solvent/Humectant | ⚠️ Yes — Propylene Glycol |
| Sodium Lauryl Sulfate | Wetting Agent | ⚠️ Yes — Surfactant |
| Ammonia Solution | pH Adjuster | No |
| Dimethicone 20 | Skin Protectant | No |
| Ferrosoferric Oxide | Colorant | No |
| Potassium Hydroxide | pH Adjuster | No |
| Shellac | Coating Agent | No |
| Starch, Corn | Disintegrant/Filler | No |
| Titanium Dioxide | Colorant/Opacifier | No |
This medication contains ingredients flagged in the following groups. Patients with these sensitivities should consult their prescriber.
1 ingredient may have cross-contamination risk with gluten (source-dependent):
1 ingredient may contain mammalian-derived components:
Other versions of Nortriptyline Hydrochloride that avoid allergens found in this formulation.